Inventor · disambiguated record
Philip J. Bos
Also filed as: BOS PHILIP · BOS PHILIP J
38 granted patents·9 pending applications·2,622 citations·filing 1983–2023
98Inventor score
Top patents by PatentIndex Score
47 records- 0198US4719507AStereoscopic imaging system with passive viewing apparatusTEKTRONIX INC·Filed 1985·Granted Jan 12, 1988·239 cites·41 claims
- 0298US4582396AField sequential color display system using optical retardationTEKTRONIX INC·Filed 1983·Granted Apr 15, 1986·247 cites·31 claims
- 0397US5748277ADynamic drive method and apparatus for a bistable liquid crystal displayUNIV KENT STATE OHIO·Filed 1995·Granted May 5, 1998·267 cites·25 claims
- 0496US6583838B1Bistable liquid crystal display device using polymer stabilizationUNIV KENT STATE OHIO·Filed 2000·Granted Jun 24, 2003·100 cites·16 claims
- 0596US5825448AReflective optically active diffractive deviceUNIV KENT STATE OHIO·Filed 1996·Granted Oct 20, 1998·249 cites·58 claims
- 0696US4566758ARapid starting, high-speed liquid crystal variable optical retarderTEKTRONIX INC·Filed 1983·Granted Jan 28, 1986·162 cites·5 claims
- 0795US5831700APolymer stabilized four domain twisted nematic liquid crystal displayUNIV KENT STATE OHIO·Filed 1996·Granted Nov 3, 1998·160 cites·25 claims
- 0894US5187603AHigh contrast light shutter systemTEKTRONIX INC·Filed 1992·Granted Feb 16, 1993·146 cites·10 claims
- 0993US6141074AFour domain pixel for liquid crystalline light modulating deviceUNIV KENT STATE OHIO·Filed 1997·Granted Oct 31, 2000·138 cites·62 claims
- 1093US4635051AHigh-speed electro-optical light gate and field sequential full color display system incorporating sameTEKTRONIX INC·Filed 1983·Granted Jan 6, 1987·96 cites·27 claims
- 1191US6278429B1Bistable reflective cholesteric liquid crystal displays utilizing super twisted nematic driver chipsUNIV KENT STATE OHIO·Filed 1998·Granted Aug 21, 2001·165 cites·35 claims
- 1291US5015057ALiquid crystal fiber optic attenuator and process for making sameTEKTRONIX INC·Filed 1989·Granted May 14, 1991·73 cites·23 claims
- 1390US6133975ABistable liquid crystal display device using polymer stabilizationUNIV KENT STATE OHIO·Filed 1997·Granted Oct 17, 2000·106 cites·12 claims
- 1487US9280020B2Tunable electrode-optic liquid crystal lenses having resistive bridges and methods for forming the lensesBOS PHILIP·Filed 2010·Granted Mar 8, 2016·9 cites·29 claims
- 1587US5410422AGray scale liquid crystal display having a wide viewing angleTEKTRONIX INC·Filed 1993·Granted Apr 25, 1995·67 cites·14 claims
- 1685US6924870B1Liquid crystal on silicon diffractive light valveUNIV KENT STATE OHIO·Filed 2003·Granted Aug 2, 2005·31 cites·12 claims
- 1784US8531646B2Tunable liquid crystal devices, devices using same, and methods of making and using sameSHI LEI·Filed 2008·Granted Sep 10, 2013·12 cites·23 claims
- 1884US4652087AMethod and apparatus for reducing optical cross talk in a liquid crystal optical switchTEKTRONIX INC·Filed 1984·Granted Mar 24, 1987·55 cites·22 claims
- 1981US5387920ASwitchable color filter and field sequential full color display system incorporating sameTEKTRONIX INC·Filed 1989·Granted Feb 7, 1995·41 cites·28 claims
- 2079US4979235APolarization controller for use in optical fiber communication systemTEKTRONIX INC·Filed 1989·Granted Dec 18, 1990·49 cites·15 claims
- 2177US5766694AMethod for forming uniformly-spaced plastic substrate liquid crystal displaysUNIV KENT STATE OHIO·Filed 1997·Granted Jun 16, 1998·52 cites·14 claims
- 2276US4870398ADrive waveform for ferroelectric displaysTEKTRONIX INC·Filed 1987·Granted Sep 26, 1989·35 cites·35 claims
- 2373US7733452B2Materials for promoting alignment of liquid crystals on SiOx and other substratesUNIV KENT STATE OHIO·Filed 2005·Granted Jun 8, 2010·4 cites·14 claims
- 2473US5638201AOptically active diffractive deviceFiled 1995·Granted Jun 10, 1997·49 cites·44 claims
- 2566US4900132AChiral liquid crystal cellTEKTRONIX INC·Filed 1988·Granted Feb 13, 1990·25 cites·27 claims
- 2665US10459293B2Methods and apparatus for liquid crystal photoalignmentMASSACHUSETTS INST TECHNOLOGY·Filed 2018·Granted Oct 29, 2019·0 cites·12 claims
- 2759US8654281B2Photo-patterned pre-tilt liquid crystal cells, lenses and methodsBOS PHILIP·Filed 2010·Granted Feb 18, 2014·1 cites·30 claims
- 2858US9323113B2Tunable electro-optic liquid crystal lenses having resistive bridges and methods for forming the lensesUNIV KENT STATE OHIO·Filed 2013·Granted Apr 26, 2016·0 cites·9 claims
- 2958US5550662AColor liquid crystal display having a wide viewing angleTEKTRONIX INC·Filed 1995·Granted Aug 27, 1996·22 cites·14 claims
- 3058US2016202573A1Tunable electro-optic liquid crystal lenses and methods for forming the lensesUNIV KENT STATE OHIO·Filed 2016·Application pending·0 cites
- 3158US2022373855A1Optical phase control elements based on pancharatnam phaseUNIV KENT STATE OHIO·Filed 2022·Application pending·0 cites
- 3257US2024176141A1Full color optical combiner for virtual reality or augmented reality headset or heads-up display or similar deviceUNIV KENT STATE OHIO·Filed 2023·Application pending·0 cites
- 3355US2023288731A1System and method for dynamic correction of astigmatismUNIV KENT STATE OHIO·Filed 2023·Application pending·0 cites
- 3454US10928701B2Large angle image steering deviceUNIV KENT STATE OHIO·Filed 2017·Granted Feb 23, 2021·0 cites·21 claims
- 3553US8300189B2Liquid crystal device and methods thereofZHANG KE·Filed 2009·Granted Oct 30, 2012·0 cites·25 claims
- 3652US2021011353A1Optical phase control elements based on pancharatnam phaseUNIV KENT STATE OHIO·Filed 2020·Application pending·0 cites
- 3750US2024019635A1Polarization state compensatorUNIV KENT STATE OHIO·Filed 2021·Application pending·0 cites
- 3849US2016109760A1Methods and apparatus for liquid crystal photoalignmentFINNEMEYER VALERIE A·Filed 2015·Application pending·0 cites
- 3946US5606442ALow electro-optic threshold liquid crystal cell and method of fabricating sameTEKTRONIX INC·Filed 1995·Granted Feb 25, 1997·13 cites·14 claims
- 4044US10634881B2Compact non-mechanical zoom lens having focal lengths dependent upon left- or right-handedness of circularly polarized lightUNIV KENT STATE OHIO·Filed 2016·Granted Apr 28, 2020·0 cites·19 claims
- 4142US7289189B2Birefringent filter-based color generation scheme for a passive matrix display deviceUNIV KENT STATE OHIO·Filed 2002·Granted Oct 30, 2007·2 cites·13 claims
- 4242US2008284973A1Layer alignment of smectic liquid crystalsWALL BENTLEY·Filed 2008·Application pending·0 cites
- 4341US2020174323A1Photostable alignment layer via bleachingUNIV KENT STATE OHIO·Filed 2018·Application pending·0 cites
- 4440US9261745B2Fast response optical devices by double liquid crystal cells structureCHENG HSIENHUI·Filed 2013·Granted Feb 16, 2016·0 cites·20 claims
- 4540US5714970ASwitchable color filter using electrically controllable optical retardersTEKTRONIX INC·Filed 1994·Granted Feb 3, 1998·7 cites·9 claims
- 4639US10545344B2Stereoscopic display with reduced accommodation fatiqueUNIV KENT STATE OHIO·Filed 2017·Granted Jan 28, 2020·0 cites·23 claims
- 4737US8237910B2Polarization independent liquid crystal-based etalon and devices using sameDORJGOTOV ENKH-AMGALAN·Filed 2008·Granted Aug 7, 2012·0 cites·29 claims
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