Inventor
Stephen R. Forrest
Inventor
Princeton, NJ, US
Overview
Patents· 362 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Kprimary
H10KOrganic electric solid-state devices23%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution10%
H01LSemiconductor devices7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
B82YSpecific uses or applications of nanostructures7%
C09KMaterials for miscellaneous applications, not provided for elsewhere6%
H05BElectric heating5%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation4%
Y10TTechnical subjects covered by former us classification4%
C23CCoating metallic material3%
PatentTitleYear
11,121,336Hybrid planar-mixed heterojunction for organic photovoltaics202111,094,902High efficiency small molecule tandem photovoltaic devices202111,088,338Excitonic energy transfer to increase inorganic solar cell efficiency202111,087,974Preparation of compound semiconductor substrate for epitaxial growth via non-destructive epitaxial lift-off202111,031,569Excited state management202111,031,567Efficient solar cells using all-organic nanocrystalline networks202111,021,785Microfluidic device and method using double anodic bonding202110,992,252Integrated photovoltaic window and light source202110,978,654Exciton management in organic photovoltaic multi-donor energy cascades202110,971,542Method of forming a semiconductor device202110,964,732Fabrication of thin-film electronic devices with non-destructive wafer reuse202110,965,243Solar tracking system202110,941,481Nozzle geometry for organic vapor jet printing202110,778,141Device and method of monolithic integration of microinverters on solar cells202010,770,690OLED with minimal plasmonic losses202010,770,670Inverted organic photosensitive devices202010,770,673Highly reliable stacked white organic light emitting device202010,680,132Non-destructive wafer recycling for epitaxial lift-off thin-film device using a superlattice epitaxial layer202010,637,391Autonomous solar tracking in flat-plate photovoltaic panels using kirigami-inspired microstructures202010,629,827Organometallic complexes as phosphorescent emitters in organic LEDs202010,535,685Fabrication of thin-film electronic devices with non-destructive wafer reuse202010,480,056Nozzle geometry for organic vapor jet printing201910,483,477Excited state management201910,424,612Method of forming a semiconductor device201910,340,187Strain relief epitaxial lift-off via pre-patterned mesas201910,333,079Organic photosensitive devices comprising aryl squaraines and methods of making the same201910,297,775Organic optoelectronics with electrode buffer layers201910,290,816Organic electroluminescent materials and devices201910,283,737OVJP patterning of electronic devices201910,276,817Stable organic photosensitive devices with exciton-blocking charge carrier filters utilizing high glass transition temperature materials201910,263,186Bulk heterojunction organic photovoltaic cells made by glancing angle deposition201910,256,421Fusing porphyrins with polycyclic aromatic hydrocarbons and heterocycles for optoelectronic applications201910,243,018Non-planar inorganic optoelectronic devices201910,229,958Devices combining thin film inorganic LEDs with organic LEDs and fabrication thereof201910,211,429Enhancing light extraction of organic light emitting diodes via nanoscale texturing of electrode surfaces201910,186,629Thin film lift-off via combination of epitaxial lift-off and spalling201910,141,465Epitaxial lift-off processed GaAs thin-film solar cells integrated with non-tracking mini-compound parabolic concentrators201810,141,531Hybrid planar-graded heterojunction for organic photovoltaics201810,074,820Excitonic energy transfer to increase inorganic solar cell efficiency201810,074,815Organic electroluminescent devices201810,069,033Integration of epitaxial lift-off solar cells with mini-parabolic concentrator arrays via printing method201810,069,095Organic photosensitive devices with exciton-blocking charge carrier filters201810,062,738Devices combining thin film inorganic LEDs with organic LEDs and fabrication thereof201810,038,167Thick-ETL OLEDs with sub-ITO grids with improved outcoupling201810,032,812Fabrication of photodiode array on spherical platform for 4-PI detection awareness201810,014,485Stacked white OLED having separate red, green and blue sub-elements20189,978,968Photovoltaic cells with a graded active region achieved using stamp transfer printing20189,929,365'Excited state management'20189,873,939Microfluidic device and method using double anodic bonding20189,853,247Electrophosphorescent organic light emitting concentrator20179,847,487Use of inverse quasi-epitaxy to modify order during post-deposition processing of organic photovoltaics20179,797,039'Nozzle geometry for organic vapor jet printing'20179,793,481'Patterning by stamped metal resist'20179,768,402'Enhanced bulk heterojunction devices prepared by thermal and solvent vapor annealing processes'20179,761,842'Enhancing light extraction of organic light emitting diodes via nanoscale texturing of electrode surfaces'20179,700,901'Organic vapor jet print head with solder joint'20179,666,822'Extended OLED operational lifetime through phosphorescent dopant profile management'20179,666,816'Growth of ordered crystalline organic films'20179,653,709'Optoelectronic device formed with controlled vapor flow'20179,548,218'Thermal surface treatment for reuse of wafers after epitaxial lift off'20179,515,275'Inverted organic photosensitive devices'20169,508,957'OLED with improved light outcoupling'20169,508,940'OLEDs doped with phosphorescent compounds'20169,496,315'Top-gate bottom-contact organic transistor'20169,461,193'Focusing luminescent and thermal radiation concentrators'20169,431,621'Metal oxide charge transport material doped with organic molecules'20169,412,960'Light trapping architecture for photovoltaic and photodector applications'20169,385,348'Organic electronic devices with multiple solution-processed layers'20169,379,346'Stacked white OLED having separate red, green and blue sub-elements'20169,373,666'System and method of forming semiconductor devices'20169,328,421'Organic vapor jet printing system'20169,306,184'Ordered organic-organic multilayer growth'20169,270,086'Organic laser'20169,249,506'Compact organic vapor jet printing print head'20169,181,099'Purification of carbon nanotubes using agarose column and density gradient ultracentrifugation'20159,184,402'Phosphorescent organic light emitting diodes with high efficiency and brightness'20159,132,447'Apparatus and method for deposition for organic films'20159,130,170'Inverted organic photosensitive device'20159,118,026'Organic semiconductors as window layers for inorganic solar cells'20159,113,535'Fusing porphyrins with polycyclic aromatic hydrocarbons and heterocycles for optoelectronic applications'20159,112,164'High efficiency organic photovoltaic cells employing hybridized mixed-planar heterojunctions'20159,099,652'Organic electronic devices with multiple solution-processed layers'20159,065,067'Stacked white OLED having separate red, green and blue sub-elements'20159,062,368'Method of monitoring photoactive organic molecules in-situ during gas-phase deposition of the photoactive organic molecules'20159,065,010'Non-planar inorganic optoelectronic device fabrication'20159,054,335'Concave-hemisphere-patterned organic top-light emitting device'20159,041,851'Organic electronic detectors and methods of fabrication'20159,029,837'Photoactive devices including porphyrinoids with coordinating additives'20159,017,826'Visible/near-infrared porphyrin-tape/C60 organic photodetectors'20158,993,881'Architectures and criteria for the design of high efficiency organic photovoltaic cells'20158,987,589'Architectures and criteria for the design of high efficiency organic photovoltaic cells'20158,952,362'High efficiency and brightness fluorescent organic light emitting diode by triplet-triplet fusion'20158,945,722'Materials and architectures for efficient harvesting of singlet and triplet excitons for white light emitting OLEDs'20158,944,309'Organic vapor jet print head with solder joint'20158,933,436'Ordered organic-organic multilayer growth'20158,931,431'Nozzle geometry for organic vapor jet printing'20158,927,319'Methods of preparing flexible photovoltaic devices using epitaxial liftoff, and preserving the integrity of growth substrates used in epitaxial growth'20158,922,113'OLED device with integrated reflector'20148,912,036'Growth of ordered crystalline organic films'20148,851,597'Gas cushion control of OVJP print head position'20148,816,332'Organic photovoltaic cell incorporating electron conducting exciton blocking layers'20148,815,411'Stable blue phosphorescent organic light emitting devices'20148,766,291'Stacked white OLED having separate red, green and blue sub-elements'20148,745,853'Antenna fabrication with three-dimensional contoured substrates'20148,691,178'Purification of carbon nanotubes using agarose column and density gradient ultracentrifugation'20148,654,806'Organic semiconductor lasers by triplet managers'20148,637,345'Methods of fabricating devices by low pressure cold welding'20148,633,497'Concave-hemisphere-patterned organic top-light emitting device'20148,631,759'System and method for depositing thin layers on non-planar substrates by stamping'20148,613,496'Compact organic vapor jet printing print head'20138,592,680'Organic photosensitive devices'20138,586,967'High efficiency organic photovoltaic cells employing hybridized mixed-planar heterojunctions'20138,574,934'OVJP patterning of electronic devices'20138,574,726'Organometallic complexes as phosphorescent emitters in organic LEDs'20138,557,402'Organometallic complexes as phosphorescent emitters in organic LEDs'20138,535,759'Method and apparatus for depositing material using a dynamic pressure'20138,519,258'Organic photosensitive optoelectronic devices with transparent electrodes'20138,466,004'Solar cells'20138,456,081'Ultrabright fluorescent OLEDS using triplet sinks'20138,450,730'Light emitting device having peripheral emissive region'20138,440,021'Apparatus and method for deposition for organic thin films'20138,415,757'Organic hybrid planar-nanocrystalline bulk heterojunctions'20138,378,385'Methods of preparing flexible photovoltaic devices using epitaxial liftoff, and preserving the integrity of growth substrates used in epitaxial growth'20138,357,849'Organic photosensitive devices'20138,324,803'Transparent contacts for organic devices'20128,310,150'Light emitting device with high outcoupling'20128,293,329'Organic vapor jet printing system'20128,257,793'Roll to roll fabrication of microlens arrays for low cost light outcoupling from OLEDs'20128,242,493'Organic photosensitive devices using subphthalocyanine compounds'20128,222,072'Methods of fabricating devices by low pressure cold welding'20128,158,972'Organic photosensitive optoelectronic devices containing tetra-azaporphyrins'20128,143,613'Organic light emitting device having multiple separate emissive layers'20128,021,763'Phosphorescent OLED with interlayer'20118,017,863'Polymer wrapped carbon nanotube near-infrared photoactive devices'20118,013,240'Organic photovoltaic cells utilizing ultrathin sensitizing layer'20117,989,090'Near infrared emitting organic compounds and organic devices using the same'2011RE042561'Phosphorescent organic light emitting devices'20117,982,130'Polymer wrapped carbon nanotube near-infrared photovoltaic devices'20117,973,307'Organic photosensitive devices using subphthalocyanine compounds'20117,964,439'Methods of fabricating devices by transfer of organic material'20117,955,889'Organic photosensitive cells grown on rough electrode with nano-scale morphology control'20117,947,897'Organic photovoltaic cells utilizing ultrathin sensitizing layer'20117,943,419'Organic triodes with novel grid structures and method of production'20117,915,521'Type II quantum dot solar cells'20117,915,701'Stacked organic photosensitive devices'20117,910,825'Organic photovoltaic cells utilizing ultrathin sensitizing layer'20117,901,795'OLEDs doped with phosphorescent compounds'20117,897,210'Device and method for organic vapor jet deposition'20117,897,429'Organic hybrid planar-nanocrystalline bulk heterojunctions'20117,893,352'Organic photosensitive optoelectronic device having a phenanthroline exciton blocking layer'20117,889,774'Organic polariton laser'20117,883,787'Organometallic complexes as phosphorescent emitters in organic LEDs'20117,879,401'Organic vapor jet deposition using an exhaust'20117,858,507'Method and system for creating photosensitive array with integrated backplane'20107,826,693'Monolithically integrated reconfigurable optical add-drop multiplexer'20107,816,715'Stacked organic photosensitive devices'20107,768,194'Fluorescent filtered electrophosphorescence'20107,750,425'Intermediate-band photosensitive device with quantum dots embedded in energy fence barrier'20107,744,957'Method and apparatus for depositing material'20107,722,927'Device and method for organic vapor jet deposition'20107,724,796'Organic laser'20107,714,504'Multicolor organic electroluminescent device formed of vertically stacked light emitting devices'20107,683,536'OLEDs utilizing direct injection to the triplet state'20107,682,660'Process and apparatus for organic vapor jet deposition'20107,678,423'System and method for depositing thin layers on non-planar substrates by stamping'20107,674,531'Phosphorescent organic light emitting devices'20107,655,322'OLEDs utilizing macrocyclic ligand systems'20107,638,356'Controlled growth of larger heterojunction interface area for organic photosensitive devices'20097,601,910'Organic photovoltaic devices'20097,597,927'Solar cells'20097,598,381'Near-infrared emitting organic compounds and organic devices using the same'20097,592,539'Solid state photosensitive devices which employ isolated photosynthetic complexes'20097,579,773'Organic light-emitting device with a phosphor-sensitized fluorescent emission layer'20097,563,519'OLEDs doped with phosphorescent compounds'20097,561,772'Organic devices having a fiber structure'20097,553,560'Organometallic compounds and emission-shifting organic electrophosphorescence'20097,537,844'Organometallic complexes as phosphorescent emitters in organic leds'20097,488,542'OLEDs doped with phosphorescent compounds'20097,482,195'High mobility high efficiency organic films based on pure organic materials'20097,474,048'Fluorescent filtered electrophosphorescence'20097,442,574'Organic triodes with novel grid structures and method of production'20087,435,617'Method of fabricating an optoelectronic device having a bulk heterojunction'20087,431,968'Process and apparatus for organic vapor jet deposition'20087,419,846'Method of fabricating an optoelectronic device having a bulk heterojunction'20087,414,294'Intermediate-band photosensitive device with quantum dots having tunneling barrier embedded in organic matrix'20087,404,862'Device and method for organic vapor jet deposition'20087,381,479'Organometallic compounds and emission-shifting organic electrophosphorescence'20087,375,370'Stacked organic photosensitive devices'20087,373,048'Polarization insensitive semiconductor optical amplifier'20087,343,061'Integrated photonic amplifier and detector'20087,333,689'Photonic integrated devices having reduced absorption loss'20087,326,955'Stacked organic photosensitive devices'20087,327,910'Twin waveguide based design for photonic integrated circuits'20087,314,773'Low resistance thin film organic solar cell electrodes'20087,302,124'Twin waveguide based design for photonic integrated circuits'20077,294,849'Materials and devices for blue phosphorescence based organic light emitting diodes'20077,291,406'Organometallic complexes as phosphorescent emitters in organic LEDS'20077,288,331'Organic light emitting devices having carrier transporting layers comprising metal complexes'20077,285,907'High efficiency multi-color electro-phosphorescent OLEDs'20077,279,235'OLEDs doped with phosphorescent compounds'20077,279,237'OLEDs doped with phosphorescent compounds'20077,261,954'Organic light emitting devices having carrier blocking layers comprising metal complexes'20077,247,073'Vacuum deposited, non-polymeric flexible organic light emitting devices'20077,242,703'Organic injection laser'20077,230,963'Monolithic wavelength stabilized asymmetric laser'20077,230,269'Organic photosensitive cells having a reciprocal-carrier exciton blocking layer'20077,205,585'Organic photosensitive optoelectronic device with an exciton blocking layer'20077,196,366'Stacked organic photosensitive devices'20077,196,835'Aperiodic dielectric multilayer stack'20077,194,173'Organic devices having a fiber structure'20077,179,543'Doping of organic opto-electronic devices to extend reliability'20077,179,534'Conductive-polymer electronic switch'20077,173,369'Transparent contacts for organic devices'20077,151,217'Organic photosensitive optoelectronic devices with transparent electrodes'20067,078,113'Organic light emitting devices having carrier transporting layers comprising metal complexes'20067,061,011'Bipolar organic devices'20067,053,412'Grey scale bistable display'20067,025,277'Smart card composed of organic processing elements'20067,026,187'Method of manufacturing high-mobility organic thin films using organic vapor phase deposition'20067,026,041'Organic photosensitive optoelectronic device with an exciton blocking layer'20067,022,421'Organic light emitting devices having carrier blocking layers comprising metal complexes'20067,009,338'High efficiency multi-color electro-phosphorescent OLEDs'20067,001,536'Organometallic complexes as phosphorescent emitters in organic LEDs'20067,002,294'Method of protecting organic optoelectronic devices'20066,995,445'Thin film organic position sensitive detectors'20066,984,934'Micro-lens arrays for display intensity enhancement'20066,972,431'Multilayer organic photodetectors with improved performance'20056,970,490'Organic light emitting devices based on the formation of an electron-hole plasma'20056,939,624'Organometallic compounds and emission-shifting organic electrophosphorescence'20056,902,830'Organometallic complexes as phosphorescent emitters in organic LEDs'20056,900,588'Highly efficient OLEDs using doped ambipolar conductive molecular organic thin films'20056,895,667'Transfer of patterned metal by cold-welding'20056,894,307'Intersystem crossing agents for efficient utilization of excitons in organic light emitting devices'20056,888,306'Vacuum deposited, non-polymeric flexible organic light emitting devices'20056,885,149'High efficiency transparent organic light emitting devices'20056,872,477'OLEDs doped with phosphorescent compounds'20056,869,695'White light emitting OLEDs from combined monomer and aggregate emission'20056,867,538'Double doped-layer, phosphorescent organic light emitting devices'20056,863,997'White light emitting OLEDs from combined monomer and aggregate emission'20056,844,025'Method of fabricating an organic photosensitive optoelectronic device with an exciton blocking layer'20056,830,828'Organometallic complexes as phosphorescent emitters in organic LEDs'20046,819,814'Twin waveguide based design for photonic integrated circuits'20046,795,622'Photonic integrated circuits'20046,765,351'Organic optoelectronic device structures'20046,734,038'Method of manufacturing high-mobility organic thin films using organic vapor phase deposition'20046,716,656'Self-aligned hybrid deposition'20046,692,820'Organic photosensitive optoelectronic device with a charge blocking layer'20046,677,174'Method for patterning devices'20046,657,378'Organic photovoltaic devices'20036,650,045'Displays having mesa pixel configuration'20036,645,645'Phosphorescent organic light emitting devices'20036,639,357'High efficiency transparent organic light emitting devices'20036,602,540'Fabrication of non-polymeric flexible organic light emitting devices'20036,596,134'Method of fabricating transparent contacts for organic devices'20036,582,838'Red-emitting organic light emitting devices (OLED\'s)'20036,580,027'Solar cells using fullerenes'20036,579,632'OLEDs doped with phosphorescent compounds'20036,573,651'Highly efficient OLEDs using doped ambipolar conductive molecular organic thin films'20036,558,736'Low pressure vapor phase deposition of organic thin films'20036,548,956'Transparent contacts for organic devices'20036,515,298'Intersystem crossing agents for efficient utilization of excitons in organic light emitting devices'20036,483,863'Asymmetric waveguide electroabsorption-modulated laser'20026,469,437'Highly transparent organic light emitting device employing a non-metallic cathode'20026,468,819'Method for patterning organic thin film devices using a die'20026,458,475'Organic light emitting diode having a blue phosphorescent molecule as an emitter'20026,458,426'Method for depositing a patterned layer of material over a substrate'20026,451,415'Organic photosensitive optoelectronic device with an exciton blocking layer'20026,451,455'Metal complexes bearing both electron transporting and hole transporting moieties'20026,440,769'Photovoltaic device with optical concentrator and method of making the same'20026,420,031'Highly transparent non-metallic cathodes'20026,403,392'Method for patterning devices'20026,396,860'Organic semiconductor laser'20026,387,544'OLEDS containing thermally stable glassy organic hole transporting materials'20026,381,380'Twin waveguide based design for photonic integrated circuits'20026,365,270'Organic light emitting devices'20026,366,268'Display driving method and device'20026,362,069'Long-wavelength VCSELs and method of manufacturing same'20026,358,631'Mixed vapor deposited films for electroluminescent devices'20026,352,777'Organic photosensitive optoelectronic devices with transparent electrodes'20026,337,102'Low pressure vapor phase deposition of organic thin films'20026,333,521'Oleds containing thermally stable glassy organic hole transporting materials'20016,333,458'Highly efficient multiple reflection photosensitive optoelectronic device with optical concentrator'20016,330,262'Organic semiconductor lasers'20016,330,378'Photonic integrated detector having a plurality of asymmetric waveguides'20016,329,085'Red-emitting organic light emitting devices (OLED\'s)'20016,312,836'Color-tunable organic light emitting devices'20016,310,360'Intersystem crossing agents for efficient utilization of excitons in organic light emitting devices'20016,303,238'OLEDs doped with phosphorescent compounds'20016,297,495'Organic photosensitive optoelectronic devices with a top transparent electrode'20016,297,516'Method for deposition and patterning of organic thin film'20016,294,398'Method for patterning devices'20016,287,712'Color-tunable organic light emitting devices'20016,278,055'Stacked organic photosensitive optoelectronic devices with an electrically series configuration'20016,274,980'Single-color stacked organic light emitting device'20016,264,805'Method of fabricating transparent contacts for organic devices'20016,245,393'Method of making a display'20016,232,714'Saturated full color stacked organic light emitting devices'20016,229,152'Strain compensated indium galium arsenide quantum well photoconductors with high indium content extended wavelength operation'20016,214,631'Method for patterning light emitting devices incorporating a movable mask'20016,210,814'Color-tunable organic light emitting devices'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1990Based in Chatham, NJ, US· patent location history
1989–2021Patents assigned to UNIV SOUTHERN CALIFORNIA (78)· patent assignee history
1989–1994Based in Torrance, CA, US· patent location history
1994–2016Based in Princeton, NJ, US· patent location history
1995–2020Patents assigned to UNIV PRINCETON (210)· patent assignee history
2007–2021Based in Ann Arbor, MI, US· patent location history
2009–2016Patents assigned to UNIV MICHIGAN (61)· patent assignee history
2012–2021Patents assigned to FORREST STEPHEN R (50)· patent assignee history
2016–2021Patents assigned to UNIV MICHIGAN REGENTS (63)· patent assignee history
2017–2019Based in Ewing, NJ, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UNIV PRINCETON | 210 | 1995–2020 |
| UNIV SOUTHERN CALIFORNIA | 78 | 1989–2021 |
| UNIV MICHIGAN REGENTS | 63 | 2016–2021 |
| UNIV MICHIGAN | 61 | 2009–2016 |
| FORREST STEPHEN Rself | 50 | 2012–2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Princeton, New Jersey, US | 193 | 1994–2016 |
| Ann Arbor, MI, US | 143 | 2007–2021 |
| Chatham, New Jersey, US | 12 | 1984–1990 |
| Torrance, California, US | 7 | 1989–1994 |
| Ewing, New Jersey, US | 4 | 2017–2019 |