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Inventor

Dan Botez

Inventor
Madison, WI, US

Overview

58→
Patents
1980–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 58 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Sprimary
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light59%
B82YSpecific uses or applications of nanostructures20%
H10HInorganic light-emitting semiconductor devices having potential barriers6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
C30BSingle-crystal growth2%
G02BOptical elements, systems or apparatus2%
H10DInorganic electric semiconductor devices2%
H01HElectric switches1%
H01TSpark gaps1%
H05FStatic electricity1%
PatentTitleYear
9,742,151'Terahertz quantum cascade lasers'20179,244,225'Fabrication of low-loss, light-waveguiding, orientation-patterned semiconductor structures'20169,096,948'Fabrication of low-loss, light-waveguiding, orientation-patterned semiconductor structures'20159,093,821'Substrate-emitting transverse magnetic polarized laser employing a metal/semiconductor distributed feedback grating for symmetric-mode operation'20158,884,175'Self-locking switch'20148,848,754'Multiquantum well structures for suppression of electron leakage and reduction of threshold-current density in quantum cascade lasers'20148,428,093'High-power quantum cascade lasers with active-photonic-crystal structure for single, in-phase mode operation'20138,325,774'High power, high efficiency quantum cascade lasers with reduced electron leakage'20128,259,767'High-power quantum cascade lasers with active-photonic-crystal structure'20127,856,042'High efficiency intersubband semiconductor lasers'20107,558,305'Intersubband mid-infrared electroluminescent semiconductor devices'20097,457,340'High coherent power, two-dimensional surface-emitting semiconductor diode array laser'20087,408,966'Intersubband quantum box stack lasers'20087,403,552'High efficiency intersubband semiconductor lasers'20086,907,056'Semiconductor light sources with doping gradients in optical confinement layers for improved device efficiency'20056,885,686'High coherent power, two-dimensional surface-emitting semiconductor diode array laser'20056,810,053'Single mode, single lobe surface emitting distributed feedback semiconductor laser'20046,363,092'Narrow spectral width high power distributed feedback semiconductor lasers'20026,229,153'High peak current density resonant tunneling diode'20016,219,365'High performance aluminum free active region semiconductor lasers'20016,195,381'Narrow spectral width high-power distributed feedback semiconductor lasers'20016,167,073'High power laterally antiguided semiconductor light source with reduced transverse optical confinement'20005,953,356'Intersubband quantum box semiconductor laser'19995,949,635'Ionizer for static electricity neutralization'19995,889,805'Low-threshold high-efficiency laser diodes with aluminum-free active region'19995,727,013'Single lobe surface emitting complex coupled distributed feedback semiconductor laser'19985,606,570'High power antiguided semiconductor laser with interelement loss'19975,276,700'2-D monolithic coherent semiconductor laser array'19945,272,711'High-power semiconductor laser diode'19935,101,413'Large-aperture light sources using resonant leaky-wave coupling'19925,063,570'Semiconductor laser arrays using leaky wave interarray coupling'19915,050,180'Phase-locked arrays of coupled X-junctions'19915,038,356'Vertical-cavity surface-emitting diode laser'19914,985,897'Semiconductor laser array having high power and high beam quality'19914,866,724'Wide-waveguide interferometric array with interelement losses'19894,860,298'Phased-locked array of semiconductor lasers using closely spaced antiguides'19894,852,113'Laser array with wide-waveguide coupling region'19894,805,176'Phase-locked laser array with phase-shifting surface coating'19894,723,252'Phase-locked laser array'19884,722,089'Phase locked diode laser array'19884,692,925'Phase-locked laser array'19874,642,143'Method of making a double heterostructure laser'19874,581,742'Semiconductor laser having a non-absorbing passive region with beam guiding'19864,569,054'Double heterostructure laser'19864,547,396'Method of making a laser array'19854,523,317'Semiconductor laser with reduced absorption at a mirror facet'19854,523,316'Semiconductor laser with non-absorbing mirror facet'19854,523,318'Semiconductor laser having high manufacturing yield'19854,461,008'Terraced heterostructure semiconductor laser'19844,426,701'Constricted double heterostructure semiconductor laser'19844,416,012'W-Guide buried heterostructure laser'19834,393,504'High power semiconductor laser'19834,385,389'Phase-locked CDH-LOC injection laser array'19834,383,320'Positive index lateral waveguide semiconductor laser'19834,359,774'Light emitting device'19824,347,486'Single filament semiconductor laser with large emitting area'19824,233,614'Light emitting diode'19804,215,319'Single filament semiconductor laser'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1988Patents assigned to RCA CORP (19)· patent assignee history
1982–1987Based in Mount Holly, NJ, US· patent location history
1986–1989Based in Lumberton Township, Burlington County, NJ, US· patent location history
1987–1988Based in Randolph, NJ, US· patent location history
1989–1994Patents assigned to TRW INC (9)· patent assignee history
1989–2015Patents assigned to BOTEZ DAN (7)· patent assignee history
1989–2015Patents assigned to MAWST LUKE J (3)· patent assignee history
1989–1994Based in Redondo Beach, CA, US· patent location history
1997–2017Patents assigned to WISCONSIN ALUMNI RES FOUND (23)· patent assignee history
1997–2017Based in Madison, WI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WISCONSIN ALUMNI RES FOUND231997–2017
RCA CORP191980–1988
TRW INC91989–1994
BOTEZ DANself71989–2015
MAWST LUKE J31989–2015
Locations
LocationPatentsSpan
Madison, WI, US251997–2017
Mount Holly, New Jersey, US141982–1987
Redondo Beach, California, US101989–1994
Randolph, New Jersey, US31987–1988
Lumberton Township, Burlington County, New Jersey, US21986–1989