Inventor
Bryant P. Hichwa
Inventor
Santa Rosa, CA, US
Overview
Patents· 24 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus33%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein16%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for11%
C23CCoating metallic material11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light4%
H01HElectric switches4%
Y10TTechnical subjects covered by former us classification4%
C09KMaterials for miscellaneous applications, not provided for elsewhere2%
H01JElectric discharge tubes or discharge lamps2%
PatentTitleYear
6,904,205'Resolution enhanced optical spectrometer having a fixed number of photodetector elements'20056,801,681'Optical switch with low-inertia micromirror'20046,792,182'Optical cross connect device with single grating'20046,785,038'Optical cross-connect with magnetic micro-electro-mechanical actuator cells'20046,771,001'Bi-stable electrostatic comb drive with automatic braking'20046,753,958'Resolution enhanced optical spectrometer having a fixed number of photodetector elements'20046,625,378'Variable optical attenuator device'20036,490,381'Fabry-Perot optical switch'20026,388,359'Method of actuating MEMS switches'20026,303,885'Bi-stable micro switch'20016,286,965'Elemental semiconductor mirror for vehicles and method for making same'20016,210,540'Method and apparatus for depositing thin films on vertical surfaces'20016,196,688'Elemental semiconductor mirror'20016,065,840'Elemental semiconductor mirror'20005,959,762'Variably adjustable contrast enhancement electrochromic panel adapted for curved display screens and methods of making and using same'19995,879,519'Geometries and configurations for magnetron sputtering apparatus'19995,824,374'In-situ laser patterning of thin film layers during sequential depositing'19985,798,860'Iridium oxide film for electrochromic device'19985,751,489'Elemental semiconductor mirror for vehicles'19985,724,175'Electrochromic device manufacturing process'19985,618,388'Geometries and configurations for magnetron sputtering apparatus'19975,618,390'Iridium oxide film for electrochromic device'19975,535,056'Method for making elemental semiconductor mirror for vehicles'19965,520,851'Iridium oxide film for electrochromic device'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2001Patents assigned to DONNELLY CORP (5)· patent assignee history
1996–1998Patents assigned to PPG INDUSTRIES INC (3)· patent assignee history
1996–2005Based in Santa Rosa, CA, US· patent location history
1997–2004Patents assigned to OPTICAL COATING LABORATORY INC (12)· patent assignee history
1998Based in Sonoma, CA, US· patent location history
2003Patents assigned to JDS UNIPHASE CORP (1)· patent assignee history
2004–2005Patents assigned to METROPHOTONICS INC (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| OPTICAL COATING LABORATORY INC | 12 | 1997–2004 |
| DONNELLY CORP | 5 | 1996–2001 |
| METROPHOTONICS INC | 3 | 2004–2005 |
| PPG INDUSTRIES INC | 3 | 1996–1998 |
| JDS UNIPHASE CORP | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Santa Rosa, California, US | 23 | 1996–2005 |
| Sonoma, California, US | 1 | 1998 |