Inventor · disambiguated record
Peter Janssen
Also filed as: CHRISTIS WILHELMUS J · JANSSEN PETER · JANSSEN PETER J · JANSSEN PETER J G M
50 granted patents·7 pending applications·1,785 citations·filing 1974–2021
99Inventor score
Top patents by PatentIndex Score
57 records- 0198US4037252AApparatus for reading a disc-shaped record carrier with plural scanning spots for stable radial trackingPHILIPS CORP·Filed 1975·Granted Jul 19, 1977·88 cites·13 claims
- 0297US5410370ASingle panel color projection video display improved scanningPHILIPS CORP·Filed 1994·Granted Apr 25, 1995·193 cites·13 claims
- 0396US5416514ASingle panel color projection video display having control circuitry for synchronizing the color illumination system with reading/writing of the light valvePHILIPS CORP·Filed 1992·Granted May 16, 1995·174 cites·9 claims
- 0495US5442414AHigh contrast illumination system for video projectorPHILIPS CORP·Filed 1994·Granted Aug 15, 1995·218 cites·16 claims
- 0592US5548347ASingle panel color projection video display having improved scanningPHILIPS ELECTRONICS NA·Filed 1994·Granted Aug 20, 1996·124 cites·21 claims
- 0692US5508738ASingle panel color porjection video display having control circuitry for synchronizing the color illumination system with reading/writing of the lightPHILIPS CORP·Filed 1995·Granted Apr 16, 1996·114 cites·9 claims
- 0792US4561081AOpto-electronic apparatus for inscribing and/or reading recording tracks by means of a radiation beamPHILIPS CORP·Filed 1981·Granted Dec 24, 1985·41 cites·18 claims
- 0888US11987135B2Electric drive train with start-up supportFEV Group GmbH·Filed 2020·Granted May 21, 2024·2 cites·19 claims
- 0988US5532763ASingle panel color projection video displayPHILIPS CORP·Filed 1995·Granted Jul 2, 1996·110 cites·18 claims
- 1087US5662401AIntegrating lens array and image forming method for improved optical efficiencyPHILIPS ELECTRONICS NA·Filed 1995·Granted Sep 2, 1997·86 cites·13 claims
- 1187US4683520AMechanical shock mount system for electrical apparatusLASER MAGNETIC STORAGE INT·Filed 1986·Granted Jul 28, 1987·57 cites·4 claims
- 1286US6320565B1DAC driver circuit with pixel resetting means and color electro-optic display device and system incorporating samePHILIPS ELECTRONICS NA·Filed 1999·Granted Nov 20, 2001·77 cites·11 claims
- 1386US4022986APlayback unit for a long-playing record of a time division multiplexed audio signalPHILIPS CORP·Filed 1974·Granted May 10, 1977·35 cites·9 claims
- 1484US5528318ASingle panel color projection video display having improved scanningPHILIPS CORP·Filed 1995·Granted Jun 18, 1996·60 cites·11 claims
- 1580US5608467ASingle panel color projection video displayPHILIPS ELECTRONICS NA·Filed 1995·Granted Mar 4, 1997·59 cites·6 claims
- 1680US4510508AOptical disc pressure-collapsible coverPHILIPS CORP·Filed 1983·Granted Apr 9, 1985·21 cites·5 claims
- 1771US5808410AFlat panel light source for liquid crystal displaysPHILIPS ELECTRONICS NA·Filed 1995·Granted Sep 15, 1998·23 cites·5 claims
- 1870US6384817B1Apparatus for applying voltages to individual columns of pixels in a color electro-optic display devicePHILIPS ELECTRONICS NA·Filed 1999·Granted May 7, 2002·38 cites·6 claims
- 1968US4005260ADevice for reading a disk-shaped record carrier with time base correctionPHILIPS CORP·Filed 1975·Granted Jan 25, 1977·12 cites·5 claims
- 2063US8360913B2Drive system with an 8-gear gearboxFEV GMBH·Filed 2008·Granted Jan 29, 2013·6 cites·12 claims
- 2163US4349904AError correction circuit using character probabilityPHILIPS CORP·Filed 1980·Granted Sep 14, 1982·17 cites·7 claims
- 2262US3969574ATubular player arm for an optical recording and reproducing device with drive coil and tachogenerator coil on other endPHILIPS CORP·Filed 1974·Granted Jul 13, 1976·9 cites·6 claims
- 2359US5490013ACompensation plate for tilted plate optical aberrationsPHILIPS ELECTRONICS NV·Filed 1995·Granted Feb 6, 1996·24 cites·7 claims
- 2459US4200882AColor television CRT beam current correction circuitPHILIPS CORP·Filed 1978·Granted Apr 29, 1980·12 cites·4 claims
- 2558US4839882ARecord carrier with an optically readable trackwise-arranged information structurePHILIPS CORP·Filed 1980·Granted Jun 13, 1989·9 cites·14 claims
- 2658US4698798ADevice for translating a slidePHILIPS CORP·Filed 1985·Granted Oct 6, 1987·11 cites·5 claims
- 2757US6285346B1Increased-frequency addressing of display system employing reflective light modulatorPHILIPS ELECTRONICS NA·Filed 1998·Granted Sep 4, 2001·20 cites·12 claims
- 2856US6684142B2Slip protection method for a belt-type variator of a CVTZF BATAVIA LLC·Filed 2000·Granted Jan 27, 2004·7 cites·12 claims
- 2954US12122239B2Parallel hybrid drive for a motor vehicle, motor vehicle, and method for operating a parallel hybrid driveRWTH AACHEN·Filed 2021·Granted Oct 22, 2024·0 cites·20 claims
- 3053US6023309AReflective liquid crystal display having integral light shieldingPHILIPS ELECTRONICS NA·Filed 1997·Granted Feb 8, 2000·22 cites·4 claims
- 3153US3976828AArrangement for aligning the image of an information structure on a converterPHILIPS CORP·Filed 1975·Granted Aug 24, 1976·7 cites·5 claims
- 3253US2002194224A1System for providing professional servicesFiled 2000·Application pending·0 cites
- 3351US4157569ATelevision receiver having a synchronous detection circuit and a frequency deviation-detection circuit to achieve a wide frequency range control functionPHILIPS CORP·Filed 1977·Granted Jun 5, 1979·9 cites·5 claims
- 3450US3982272AColor television system in which the chrominance subcarrier is locked to the frequency-modulated luminance signalPHILIPS CORP·Filed 1974·Granted Sep 21, 1976·6 cites·13 claims
- 3547US6052165AReflective liquid crystal display (LCD) device having an internal reflection reducerPHILIPS ELECTRONICS NA·Filed 1997·Granted Apr 18, 2000·14 cites·8 claims
- 3646US6191830B1Electro-optical display having split storage capacitor structure for series capacitancePHILIPS ELECTRONICS NA·Filed 1998·Granted Feb 20, 2001·14 cites·8 claims
- 3744US2003123663A1Method and apparatus for preventing unauthorized copying of screen imagesFiled 2001·Application pending·0 cites
- 3842US5216664AOptically readable disc with a centering member fixed to a transparent substratePHILIPS CORP·Filed 1991·Granted Jun 1, 1993·6 cites·8 claims
- 3942US4158858ATelevision system with two FM sound carriersPHILIPS CORP·Filed 1978·Granted Jun 19, 1979·6 cites·4 claims
- 4042US2007087884A1Hybrid engineFEV MOTORENTECH GMBH·Filed 2006·Application pending·0 cites
- 4141US6475112B2Engine torque control system based on the dynamic behavior of a driven automatic transmissionZF BATAVIA LLC·Filed 2001·Granted Nov 5, 2002·2 cites·1 claims
- 4241US3934080AApparatus for reading a disk-shaped record carrier to be played on a turntablePHILIPS CORP·Filed 1974·Granted Jan 20, 1976·3 cites·24 claims
- 4340US6307607B1Reflective liquid crystal display with integrated compensation for skew angle rotation and birefringence effectsPHILIPS ELECTRONICS NA·Filed 1999·Granted Oct 23, 2001·9 cites·15 claims
- 4439US5712634ADigital driving of matrix display driver by conversion and capacitive chargingPHILIPS ELECTRONICS NA·Filed 1995·Granted Jan 27, 1998·7 cites·13 claims
- 4538US7320654B2Ratio control system for an automatic transmission in a vehicleZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2004·Granted Jan 22, 2008·0 cites·9 claims
- 4637US5013384AVacuum systemPHILIPS CORP·Filed 1990·Granted May 7, 1991·14 cites·12 claims
- 4737US4034405ATelevision facsimile transmission systemPHILIPS CORP·Filed 1975·Granted Jul 5, 1977·3 cites·5 claims
- 4836US10044454B2Audio hub apparatus and systemDIRECT SOUND LLC·Filed 2016·Granted Aug 7, 2018·0 cites·20 claims
- 4936US5644357ABurst driving of single-panel displayPHILIPS ELECTRONICS NA·Filed 1994·Granted Jul 1, 1997·5 cites·7 claims
- 5036US4045812AColor television recording system employing frequency modulation and pulse width modulationPHILIPS CORP·Filed 1975·Granted Aug 30, 1977·3 cites·1 claims
Showing the top 50 of 57 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →