Inventor
Henry A. Blauvelt
Inventor
San Marino, CA, US
Overview
Patents· 71 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus32%
H04BTransmission21%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light13%
Y10TTechnical subjects covered by former us classification11%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%
H03FAmplifiers5%
B82YSpecific uses or applications of nanostructures4%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation2%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution2%
H10NElectric solid-state devices not otherwise provided for2%
PatentTitleYear
10,587,094Wavelength-stabilized semiconductor laser source202010,177,854Modulated optical source and methods of its operation201910,074,959Modulated laser source and methods of its fabrication and operation20189,564,733'Method of fabricating and operating an optical modulator'20179,564,734'Method of fabricating and operating an optical modulator'20179,438,007'Optical modulator'20169,306,672'Method of fabricating and operating an optical modulator'20169,306,372'Method of fabricating and operating an optical modulator'20169,059,801'Optical modulator'20158,831,054'Wavelength locking of a laser device'20148,660,437'Minimizing distortion due to wavelength dependent loss in WDM optical networks'20148,260,104'Multiple-core planar optical waveguides and methods of fabrication and use thereof'20128,190,035'Burst mode linear optical receivers'20127,943,229'Suppression of stray light propagation in a substrate'20117,943,894'Optical element for free-space propagation between an optical waveguide and another optical waveguide, component, or device'20117,945,166'Independent upstream/downstream bandwidth allocations in a common hybrid telecommunications network'20117,907,649'Bias signal generation for a laser transmitter in a passive optical network'20117,885,499'Optical junction apparatus and methods employing optical power transverse-transfer'20117,853,103'Optical junction apparatus and methods employing optical power transverse-transfer'20107,783,146'Optical junction apparatus and methods employing optical power transverse-transfer'20107,711,272'Laser source for a passive optical network'20107,646,957'Multiple-core planar optical waveguides and methods of fabrication and use thereof'20107,622,708'Optical element for free-space propagation between an optical waveguide and another optical waveguide, component, or device'20097,599,585'Etched-facet semiconductor optical component with integrated end-coupled waveguide and methods of fabrication and use thereof'20097,577,327'Optical junction apparatus and methods employing optical power transverse-transfer'20097,543,993'Fiber-coupled optical device mounted on a circuit board'20097,542,638'Optical assemblies for free-space optical propagation between waveguide(s) and/or fiber(s)'20097,542,636'Optical assemblies for free-space optical propagation between waveguide(s) and/or fiber(s)'20097,492,024'Reflector for a double-pass photodetector'20097,397,995'Multiple-core planar optical waveguides and methods of fabrication and use thereof'20087,394,954'Transverse-transfer of optical power between assembled waveguides'20087,379,638'Optical junction apparatus and methods employing optical power transverse-transfer'20087,373,067'Multiple-core planar optical waveguides and methods of fabrication and use thereof'20087,366,379'Optical component for free-space optical propagation between waveguides'20087,269,317'Optical assemblies for free-space optical propagation between waveguide(s) and/or fiber(s)'20077,233,713'Etched-facet semiconductor optical component with integrated end-coupled waveguide and methods of fabrication and use thereof'20077,228,032'Apparatus and methods for launching an optical signal into multimode optical fiber'20077,227,880'Grating-stabilized semiconductor laser'20077,184,643'Multiple-core planar optical waveguides and methods of fabrication and use thereof'20077,164,838'Multiple-core planar optical waveguides and methods of fabrication and use thereof'20077,164,825'Optical junction apparatus and methods employing optical power transverse-transfer'20077,158,702'Optical junction apparatus and methods employing optical power transverse-transfer'20077,148,465'Semiconductor photodetector with internal reflector'20067,142,772'Optical component for free-space optical propagation between waveguides'20067,136,564'Waveguides assembled for transverse-transfer of optical power'20067,095,928'Surface-mounted photodetector for an optical waveguide'20067,050,681'Optical junction apparatus and methods employing optical power transverse-transfer'20067,031,575'Optical component for free-space optical propagation between waveguides'20066,992,276'Semiconductor photodetector with internal reflector'20066,987,913'Optical junction apparatus and methods employing optical power transverse-transfer'20066,985,646'Etched-facet semiconductor optical component with integrated end-coupled waveguide and methods of fabrication and use thereof'20066,981,806'Micro-hermetic packaging of optical devices'20066,975,798'Waveguides assembled for transverse-transfer of optical power'20056,942,397'Packaging for a fiber-coupled optical device'20056,917,636'Grating-stabilized semiconductor laser'20056,549,316'Circuit for suppressing noise and distortion in linear fiber optic links'20036,493,132'Monolithic optically pumped high power semiconductor lasers and amplifiers'20026,392,779'Composite second-order bias control schemes'20026,288,814'In-line predistorter for linearization of electronic and optical signals'20016,252,693'Apparatus and method for reducing impairments from nonlinear fiber effects in 1550 nanometer external modulation links'20015,798,854'In-line predistorter for linearization of electronic and optical signals'19985,515,469'Fiber optic connector housing'19965,457,557'Low cost optical fiber RF signal distribution system'19955,453,868'Suppression of noise and distortion in fiber-optic systems'19955,430,569'Suppression of noise and distortion in fiber-optic systems'19955,363,056'Circuit for linearization of amplified electronic signals'19945,278,688'Fault tolerant fiber optic transmission system'19945,252,930'Predistorter for linearization of electronic and optical signals'19935,132,639'Predistorter for linearization of electronic and optical signals'19925,127,072'Laser module with compliant optical fiber coupling'19924,992,754'Predistorter for linearization of electronic and optical signals'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2001Patents assigned to ORTEL CORP (13)· patent assignee history
1991–1992Based in Los Angeles, CA, US· patent location history
1993–2020Based in San Marino, CA, US· patent location history
2005–2007Patents assigned to XPONENT PHOTONICS INC (21)· patent assignee history
2008–2012Patents assigned to HOYA CORP USA (20)· patent assignee history
2011–2020Patents assigned to EMCORE CORP (13)· patent assignee history
2012–2014Patents assigned to BLAUVELT HENRY A (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| XPONENT PHOTONICS INC | 21 | 2005–2007 |
| HOYA CORP USA | 20 | 2008–2012 |
| EMCORE CORP | 13 | 2011–2020 |
| ORTEL CORP | 13 | 1991–2001 |
| BLAUVELT HENRY Aself | 4 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| San Marino, California, US | 68 | 1993–2020 |
| Los Angeles, California, US | 3 | 1991–1992 |