Inventor
Jianfeng Chen
Inventor
Beijing, CN
Overview
Patents· 54 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Lprimary
H01LSemiconductor devices7%
H10HInorganic light-emitting semiconductor devices having potential barriers7%
G06FElectric digital data processing5%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds4%
B82YSpecific uses or applications of nanostructures3%
C01BNon-metallic elements3%
C01GCompounds containing metals not covered by subclasses c01d or c01f3%
Y10TTechnical subjects covered by former us classification3%
C02FTreatment of water, waste water, sewage, or sludge2%
PatentTitleYear
10,854,009Method, apparatus, and system for obtaining virtual object, and storage medium202010,851,474Thermal control for formation and processing of aluminum nitride202010,854,797Photon extraction from ultraviolet light-emitting devices202010,780,390Gas-phase oxidation/decomposition and absorption integrated device and application thereof202010,777,706Electrochemical removal of aluminum nitride substrates for electronic and optoelectronic devices202010,694,136Method, apparatus and electronic device for interface invoking202010,615,322Photon extraction from nitride ultraviolet light-emitting devices202010,556,845System and producing method for preparing alkylated oil by using sulfuric acid as catalyst202010,550,493Thermal control for formation and processing of aluminum nitride202010,526,118Position indicator on liquid sample container202010,489,452Method and device for presenting content201910,481,301Nanometric tin-containing metal oxide particle and dispersion, and preparation method and application thereof201910,477,256Method for providing interactive services201910,383,963Ultraviolet light-emitting devices and methods201910,370,267Systems and methods for fluid treatment with homogeneous distribution of ultraviolet light201910,347,805Photon extraction from ultraviolet light-emitting devices201910,346,412Method and device for recommendation of media content201910,120,106Preparation methods and uses of doped VIB group metal oxide nanoparticles or dispersions thereof201810,086,401Transparent flame-retardant thermal-insulating UV-blocking polymer composite film, preparation method and uses thereof201810,078,690Method and device for presenting content201810,074,784Photon extraction from nitride ultraviolet light-emitting devices20189,983,842Adjusting method and electronic device20189,935,247Photon extraction from ultraviolet light-emitting devices20189,928,834'Information processing method and electronic device'20189,866,922'Trick playback of video data'20189,839,895'High-gravity rotating bed device having new structure and application thereof'20179,802,848'Method for treating waste saline water produced in production process of diphenylmethane diisocyanate (MDI)'20179,745,209'Systems and methods for fluid treatment with homogeneous distribution of ultraviolet light'20179,624,007'Method of manufacturing external cover edge of molded cup lid and product manufactured by the same'20179,612,791'Method, system and storage medium for monitoring audio streaming media'20179,557,239'Determination of strain components for different deformation modes using a filter'20179,548,431'Ultraviolet light-emitting devices and methods'20179,466,315'System and method for calculating similarity of audio file'20169,364,666'Method of using a gastrointestinal stimulator device for digestive and eating disorders'20169,321,658'Systems and methods for fluid treatment with homogeneous distribution of ultraviolet light'20169,293,670'Ultraviolet light-emitting devices and methods'20169,194,973'Self adaptive two dimensional filter for distributed sensing data'20159,173,818'Method for preparing stable-type vitamin A microcapsules continuously'20159,156,015'Microchannel double pipe device and usage thereof'20159,103,736'Modeling an interpretation of real time compaction modeling data from multi-section monitoring system'20159,090,468'Process of making metal chalcogenide particles'20158,962,359'Photon extraction from nitride ultraviolet light-emitting devices'20158,715,614'High-gravity reactive precipitation process for the preparation of barium titanate powders'20148,642,355'Versatile drug testing device'20148,633,152'Process for making micro-sized protein particles'20148,540,908'Method of preparing nano-dispersed high-all-trans-carotenoid microcapsules'20137,985,388'Process for making nano-sized and micro-sized precipitate particles'20117,930,033'Appendicular and rectal stimulator device for digestive and eating disorders'20117,893,301'Method of preparing polymethylene-polyphenyl-polyamine'20117,808,907'Scheduling method for use in a mesh network'20107,507,813'Amorphous cefuroxime axetil and preparation process therefore'20097,485,367'CaCO3/SiO2.nH2O nanocomposite particles and SiO2.nH2O hollow-structures nanomaterials and synthesizing method'20096,827,916'Method of making silica'20046,356,902'Method and system for storage and retrieval of multimedia objects'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2019Based in Singapore, SG· patent location history
2004–2020Based in Beijing, CN· patent location history
2009–2019Patents assigned to NANOMATERIALS TECH PTE LTD (7)· patent assignee history
2011–2020Patents assigned to CHEN JIANFENG (31)· patent assignee history
2015–2020Patents assigned to CRYSTAL IS INC (14)· patent assignee history
2015–2020Patents assigned to SCHOWALTER LEO J (9)· patent assignee history
2015–2020Based in Troy, NY, US· patent location history
2016–2020Patents assigned to KITAMURA KEN (7)· patent assignee history
2016–2020Based in Ballston Lake, NY, US· patent location history
2016–2019Based in Clifton Park, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHEN JIANFENGself | 31 | 2011–2020 |
| CRYSTAL IS INC | 14 | 2015–2020 |
| SCHOWALTER LEO J | 9 | 2015–2020 |
| KITAMURA KEN | 7 | 2016–2020 |
| NANOMATERIALS TECH PTE LTD | 7 | 2009–2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 23 | 2004–2020 |
| Ballston Lake, New York, US | 8 | 2016–2020 |
| Troy, New York, US | 4 | 2015–2020 |
| Singapore, SG | 4 | 2002–2019 |
| Clifton Park, New York, US | 3 | 2016–2019 |