Inventor · disambiguated record
Tetsuo Ueyama
Also filed as: UEYAMA TETSUO
24 granted patents·4 pending applications·507 citations·filing 1990–2007
96Inventor score
Top patents by PatentIndex Score
28 records- 0198US5085496AOptical element and optical pickup device comprising itSHARP KK·Filed 1990·Granted Feb 4, 1992·242 cites·30 claims
- 0288US6868055B2Optical pickupSHARP KK·Filed 2001·Granted Mar 15, 2005·26 cites·37 claims
- 0386US5189655AOptical head for optical disk recording/reproducing apparatus including modified wollaston prismSHARP KK·Filed 1990·Granted Feb 23, 1993·41 cites·8 claims
- 0484US7106682B2Optical pickupSHARP KK·Filed 2005·Granted Sep 12, 2006·6 cites·8 claims
- 0579US7573801B2Optical pickupSHARP KK·Filed 2006·Granted Aug 11, 2009·4 cites·5 claims
- 0675US7990834B2Optical pickup device recording and/or reproducing information on and/or from a plurality of kinds of recording mediaSHARP KK·Filed 2006·Granted Aug 2, 2011·3 cites·6 claims
- 0775US5267089AInclination adjusting device for an objective lens for an optical information recording and reproduction apparatusSHARP KK·Filed 1992·Granted Nov 30, 1993·23 cites·8 claims
- 0873US7369479B2Optical miniaturized module, optical pickup device, and optical disk device provided with light source and photodetectorSHARP KK·Filed 2005·Granted May 6, 2008·2 cites·11 claims
- 0973US5881035AOptical pickup device, optical disk recording/reproducing apparatus, and method of generating focus error signalSHARP KK·Filed 1996·Granted Mar 9, 1999·26 cites·26 claims
- 1071US7684306B2Optical pickup apparatusSHARP KK·Filed 2006·Granted Mar 23, 2010·2 cites·19 claims
- 1169US7483360B2Optical pickup device using polarizing hologram element and hologram laser thereforSHARP KK·Filed 2004·Granted Jan 27, 2009·8 cites·16 claims
- 1268US6487015B2Diffraction grating having multiple gratings with different cycles for generating multiple beams and optical pickup using such diffraction gratingSHARP KK·Filed 1999·Granted Nov 26, 2002·19 cites·13 claims
- 1367US7649825B2Splitting element, light emitter, and optical pickup apparatusSHARP KK·Filed 2004·Granted Jan 19, 2010·7 cites·8 claims
- 1465US7184384B2Optical pickupSHARP KK·Filed 2003·Granted Feb 27, 2007·6 cites·33 claims
- 1564USD383764SSewing machineJUKI KK·Filed 1995·Granted Sep 16, 1997·12 cites·1 claims
- 1662US5331621AOptical pickup apparatus and a hologram element used for sameSHARP KK·Filed 1992·Granted Jul 19, 1994·24 cites·16 claims
- 1761USD392652SSewing machineJUKI KK·Filed 1996·Granted Mar 24, 1998·11 cites·1 claims
- 1861US5483508AOptical recording and reproducing apparatus using a hologram to detect and judge a plurality of pit patternsSHARP KK·Filed 1993·Granted Jan 9, 1996·13 cites·5 claims
- 1959US7315502B2Light integration unit, optical pickup device using the unit, and optical disk deviceSHARP KK·Filed 2002·Granted Jan 1, 2008·4 cites·14 claims
- 2057US7019280B2Apparatus for detecting the tilt of a light reflector relative to the optical axis of input lightSHARP KK·Filed 2002·Granted Mar 28, 2006·8 cites·27 claims
- 2154US7218599B2Optical pickupSHARP KK·Filed 2004·Granted May 15, 2007·2 cites·12 claims
- 2253US6392965B1Optical pickup deviceSHARP KK·Filed 1999·Granted May 21, 2002·10 cites·17 claims
- 2352USD416027SSewing machineJUKI KK·Filed 1998·Granted Nov 2, 1999·7 cites·1 claims
- 2451US7397752B2Pickup for magneto-optical recording mediumSHARP KK·Filed 2004·Granted Jul 8, 2008·1 cites·13 claims
- 2549US2008151337A1Wavelength control method controlling waveform for recording or reproducing information with holography, hologram information processing apparatus and hologram recording mediumSHARP KK·Filed 2007·Application pending·0 cites
- 2642US2004228257A1Optical pickupFiled 2004·Application pending·0 cites
- 2742US2007081431A1Optical pickupSHARP KK·Filed 2004·Application pending·0 cites
- 2837US2004001419A1Compatible optical pickup using beams of different wavelength easy to assemble and adjustSHARP KK·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →