Inventor · disambiguated record
Osamu Koyama
Also filed as: KOYAMA OSAMU
80 granted patents·2 pending applications·2,160 citations·filing 1987–2024
99Inventor score
Top patents by PatentIndex Score
82 records- 0197US8682200B2Process cartridge and image forming apparatusCHADANI KAZUO·Filed 2011·Granted Mar 25, 2014·26 cites·19 claims
- 0296US6492121B2Method for determining a concentration of target nucleic acid molecules, nucleic acid probes for the method, and method for analyzing data obtained by the methodJAPAN BIOINDUSTRY ASS·Filed 2000·Granted Dec 10, 2002·225 cites·7 claims
- 0394US6163352AActive matrix substrated, liquid crystal apparatus using the same the display apparatus using such liquid crystal apparatusCANON KK·Filed 2000·Granted Dec 19, 2000·67 cites·6 claims
- 0494US5347503AOptical information processing apparatus for correcting linearity of a photosensor output with respect to power of an emitted light beamCANON KK·Filed 1993·Granted Sep 13, 1994·54 cites·9 claims
- 0593US6699661B1Method for determining a concentration of target nucleic acid molecules, nucleic acid probes for the method, and method for analyzing data obtained by the methodKANKYO ENGINEERING CO LTD·Filed 2000·Granted Mar 2, 2004·53 cites·40 claims
- 0691US6495326B2Method for determining a concentration of target nucleic acid molecules, nucleic acid probes for the method, and method for analyzing data obtained by the methodJAPAN BIOINDUSTRY ASS·Filed 2000·Granted Dec 17, 2002·35 cites·48 claims
- 0791US6172723B1Reflection type LCD pixel having outer low reflectivity region surrounding high reflectivity region upon which microlens light is focussedCANON KK·Filed 1998·Granted Jan 9, 2001·120 cites·19 claims
- 0891US6057897AActive matrix display in which adjacent transistors share a common source regionCANON KK·Filed 1997·Granted May 2, 2000·72 cites·6 claims
- 0989US6274516B1Process for manufacturing interlayer insulating film and display apparatus using this film and its manufacturing methodCANON KK·Filed 1998·Granted Aug 14, 2001·99 cites·20 claims
- 1089US6127998AMatrix substrate, liquid-crystal device incorporating the matrix substrate, and display device incorporating the liquid-crystal deviceCANON KK·Filed 1997·Granted Oct 3, 2000·96 cites·31 claims
- 1188US5404346AOptical information processing apparatus including a correction circuit for correcting non-linearity of an output of a position detection circuitCANON KK·Filed 1993·Granted Apr 4, 1995·31 cites·6 claims
- 1287US7791986B2Optical information recording/reproducing apparatusCANON KK·Filed 2007·Granted Sep 7, 2010·9 cites·6 claims
- 1387US5532990AOptical information processing method and apparatus including measuring and correcting the offset of a tracking error signal from an output of a photodetector using a vibrating objective lensCANON KK·Filed 1995·Granted Jul 2, 1996·37 cites·6 claims
- 1486US7419786B2Methods for monitoring PCR amplification with fluorescently labeled probes or primers for which fluorescence changes upon hybridization to a targetJAPAN BIOINDUSTRY ASS·Filed 2006·Granted Sep 2, 2008·3 cites·24 claims
- 1586US6266038B1Liquid crystal display apparatusCANON KK·Filed 1998·Granted Jul 24, 2001·79 cites·11 claims
- 1686US4953124AOpto-magnetic signal reproducing apparatus for reading, by differential detection using a magneto-optical effect, information magnetically recorded on a record mediumCANON KK·Filed 1987·Granted Aug 28, 1990·34 cites·6 claims
- 1783US7715739B2Image forming apparatus with reflective type determination unit to determine a predetermined attribute of the recording materialCANON KK·Filed 2005·Granted May 11, 2010·6 cites·4 claims
- 1883US6078368AActive matrix substrate, liquid crystal apparatus using the same and display apparatus using such liquid crystal apparatusCANON KK·Filed 1999·Granted Jun 20, 2000·41 cites·3 claims
- 1983US5608716AOptical recording/reproducing apparatus including a semiconductor laser having a plurality of radiative portions having different physical characteristicsCANON KK·Filed 1995·Granted Mar 4, 1997·38 cites·18 claims
- 2083US5546373AOptical recording and/or reproducing apparatus including a two prism beam splitter for size reductionCANON KK·Filed 1994·Granted Aug 13, 1996·32 cites·16 claims
- 2182US6559821B2Matrix substrate and liquid crystal display as well as projector using the sameCANON KK·Filed 1998·Granted May 6, 2003·48 cites·35 claims
- 2282US6339459B1Liquid crystal display deviceCANON KK·Filed 1998·Granted Jan 15, 2002·64 cites·5 claims
- 2382US6166792AReflective LCD having reflectivity characteristics between electrodes and reflectorCANON KK·Filed 1997·Granted Dec 26, 2000·65 cites·27 claims
- 2481US6282165B1Optical recording/reproducing apparatus including a mask device for masking marginal rays, in a direction perpendicular to a recording medium track, of a light beam returned from the recording mediumCANON KK·Filed 2000·Granted Aug 28, 2001·12 cites·8 claims
- 2580US6927829B2Matrix substrate, liquid crystal display device using it, and method for producing the matrix substrateCANON KK·Filed 2004·Granted Aug 9, 2005·16 cites·3 claims
- 2680US6653057B1Stamper for forming optical disk substrate and method of manufacturing the sameCANON KK·Filed 2000·Granted Nov 25, 2003·14 cites·30 claims
- 2779US7429655B2Method for determining a concentration of target nucleic acid molecules, nucleic acid probes for the method and method for analyzing data obtained by the methodKANKYO ENGINEERING CO LTD·Filed 2003·Granted Sep 30, 2008·4 cites·9 claims
- 2879US7094540B2Method for determining a concentration of target nucleic acid molecules, nucleic acid probes for the method and method for analyzing data obtained by the methodKANKYO ENGINEERING CO LTD·Filed 2002·Granted Aug 22, 2006·4 cites·14 claims
- 2979US6480761B2Battery-driven legged robot and method of controlling the sameSONY CORP·Filed 2001·Granted Nov 12, 2002·48 cites·26 claims
- 3079US5517475AOptical information processing apparatus in which the offset of a tracking error signal is corrected in accordance with a relationship stored in a memory, in response to a position detection output signalCANON KK·Filed 1995·Granted May 14, 1996·24 cites·4 claims
- 3177US6295107B1Liquid crystal display with shielding layer for passing parallel rays of light into micro-lens arrayCANON KK·Filed 1998·Granted Sep 25, 2001·52 cites·18 claims
- 3277US6281867B2Display panel and projection type display apparatusCANON KK·Filed 1998·Granted Aug 28, 2001·51 cites·15 claims
- 3377US5293569AMagneto-optical recording/reproducing apparatus including an optical head with an optical element having a plurality of prismsCANON KK·Filed 1991·Granted Mar 8, 1994·26 cites·58 claims
- 3477US5029261AApparatus for detecting position of light beam on object surface by comparing detection beams split near focal pointCANON KK·Filed 1988·Granted Jul 2, 1991·22 cites·8 claims
- 3576US10682044B2Spectrally encoded forward view and spectrally encoded multi-view endoscope using back-reflected light between reflective surfacesCANON USA INC·Filed 2018·Granted Jun 16, 2020·2 cites·26 claims
- 3676US6157429AMatrix substrate having continuous even surface in drive circuit or sealing region as well as display region and manufacturing method thereofCANON KK·Filed 1997·Granted Dec 5, 2000·52 cites·41 claims
- 3776US6141302AOptical recording/reproducing apparatus including a mask device for masking marginal rays, in a direction perpendicular to a recording medium track, of a light beam returned from the recording mediumCANON KK·Filed 1997·Granted Oct 31, 2000·23 cites·24 claims
- 3875US7558181B2Optical information recording/reproduction apparatusCANON KK·Filed 2006·Granted Jul 7, 2009·2 cites·5 claims
- 3975US6418109B2Optical recording/reproducing apparatus including a mask device for masking marginal rays, in a direction perpendicular to a recording medium track, of a light beam returned from the recording mediumCANON KK·Filed 2001·Granted Jul 9, 2002·8 cites·5 claims
- 4074US8766897B2Matrix substrate and display which inputs signal-polarity inverting signals to picture dataYOSHIDA DAISUKE·Filed 2006·Granted Jul 1, 2014·3 cites·8 claims
- 4173US5231621AFocus detector which serves to split off a portion of a detected light beam only when the detected light beam is not refocused at an expected refocus pointCANON KK·Filed 1991·Granted Jul 27, 1993·21 cites·26 claims
- 4273US4813032AMagneto-optical information reproducing apparatus in which the azimuth angle of the transmission axis of an analyzer is optimized so that the C/N ratio of a reproducing signal is maximumCANON KK·Filed 1987·Granted Mar 14, 1989·19 cites·10 claims
- 4372US9058018B2Process cartridge and image forming apparatusCANON KK·Filed 2013·Granted Jun 16, 2015·1 cites·15 claims
- 4472US5745449AOptical information recording/reproducing method and apparatus for determining a relative tracking offset amount of light spots on a recording medium to perform tracking controlCANON KK·Filed 1992·Granted Apr 28, 1998·20 cites·7 claims
- 4571US10809538B2Image acquisition apparatus, spectral apparatus, methods, and storage medium for use with sameCANON USA INC·Filed 2017·Granted Oct 20, 2020·1 cites·21 claims
- 4670US6809790B2Matrix substrate, liquid crystal display device using it, and method for producing the matrix substrateCANON KK·Filed 2002·Granted Oct 26, 2004·9 cites·21 claims
- 4770US4907858AOptical pickup apparatusCANON KK·Filed 1988·Granted Mar 13, 1990·17 cites·7 claims
- 4869US4803579AMagneto-optical information reproducing apparatus in which divided reproducing lights are differentially detected by a photodetector having no amplifying action through an analyzer whose transmission axis azimuth is optimizedCANON KK·Filed 1987·Granted Feb 7, 1989·16 cites·5 claims
- 4968US5293371AOptical head for a magneto-optical information reproducing apparatus including a light beam splitter having a first glass, a uniaxial crystal and a second glass arranged in sequenceCANON KK·Filed 1991·Granted Mar 8, 1994·17 cites·9 claims
- 5067US7167436B2Optical recording medium having servo area and groove sectionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jan 23, 2007·6 cites·14 claims
Showing the top 50 of 82 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →