Inventor · disambiguated record
Tsutomu Ichikawa
Also filed as: ICHIKAWA TSUTOMU
46 granted patents·9 pending applications·889 citations·filing 1985–2024
98Inventor score
Files withSONY CORP13MINOLTA CAMERA KK11MINOLTA CO LTD10KONICA MINOLTA PHOTO IMAGING3LG DISPLAY CO LTD3
Top patents by PatentIndex Score
55 records- 0196US5384611ACamera system capable of wireless flash photographingMINOLTA CAMERA KK·Filed 1992·Granted Jan 24, 1995·68 cites·21 claims
- 0295US5692223ARemotely-controlled flash photographing systemMINOLTA CO LTD·Filed 1997·Granted Nov 25, 1997·73 cites·14 claims
- 0394US4839686AFlash deviceMINOLTA CAMERA KK·Filed 1988·Granted Jun 13, 1989·39 cites·12 claims
- 0494US4816854AClose-range lighting flash deviceMINOLTA CAMERA KK·Filed 1987·Granted Mar 28, 1989·45 cites·15 claims
- 0593US4951081AFlash deviceMINOLTA CAMERA KK·Filed 1988·Granted Aug 21, 1990·35 cites·10 claims
- 0692US6240253B1Automatic focusing cameraMINOLTA CO LTD·Filed 1999·Granted May 29, 2001·49 cites·20 claims
- 0791US7853099B2Information processing apparatus, information processing method, learning apparatus and learning method and programSONY CORP·Filed 2006·Granted Dec 14, 2010·17 cites·15 claims
- 0891US5071323AScroll compressor with bypass release passage in stationary scroll memberTOSHIBA KK·Filed 1991·Granted Dec 10, 1991·58 cites·4 claims
- 0991US4645437AScroll compressors with annular sealed high pressure thrust producing memberTOSHIBA KK·Filed 1985·Granted Feb 24, 1987·63 cites·8 claims
- 1090US7127736B2Content processing apparatus and content processing method for digest information based on input of a content userSONY CORP·Filed 2001·Granted Oct 24, 2006·49 cites·27 claims
- 1190US4951068ACamera system with flash deviceMINOLTA CAMERA KK·Filed 1989·Granted Aug 21, 1990·27 cites·9 claims
- 1289US6556725B1Data processing device and data order converting methodSONY CORP·Filed 2000·Granted Apr 29, 2003·53 cites·21 claims
- 1388US7071930B2Active matrix display device, video signal processing device, method of driving the active matrix display device, method of processing signal, computer program executed for driving the active matrix display device, and storage medium storing the computer programSONY CORP·Filed 2003·Granted Jul 4, 2006·36 cites·21 claims
- 1485US10064588B2Mobile x-ray diagnostic apparatusTOSHIBA MEDICAL SYS CORP·Filed 2015·Granted Sep 4, 2018·8 cites·13 claims
- 1581US5202719ACamera having a built-in electronic flash device and a detachable flash device selectively operated to eliminate red-eye phenomenaMINOLTA CAMERA KK·Filed 1992·Granted Apr 13, 1993·22 cites·16 claims
- 1678US7558934B2Data storage unit, data storage controlling apparatus and method, and data storage controlling programSONY CORP·Filed 2005·Granted Jul 7, 2009·9 cites·5 claims
- 1778US5860029ACamera system having a flash device capable of performing a high speed synchronized photographyMINOLTA CO LTD·Filed 1997·Granted Jan 12, 1999·19 cites·18 claims
- 1878US5313247AFlash deviceMINOLTA CAMERA KK·Filed 1992·Granted May 17, 1994·15 cites·6 claims
- 1978US5055012AScroll compressor with bypass release passage in stationary scroll memberTOSHIBA KK·Filed 1989·Granted Oct 8, 1991·24 cites·7 claims
- 2072US7379115B2Image capturing apparatus and image capturing systemKONICA MINOLTA PHOTO IMAGING·Filed 2004·Granted May 27, 2008·11 cites·15 claims
- 2168US6707995B1Camera having control device for flash photography and its control methodMINOLTA CO LTD·Filed 2003·Granted Mar 16, 2004·8 cites·18 claims
- 2266US5055865AFlashlight photographing deviceMINOLTA CAMERA KK·Filed 1990·Granted Oct 8, 1991·10 cites·2 claims
- 2365US7681221B2Content processing apparatus and content processing method for digest information based on input of content userSONY CORP·Filed 2006·Granted Mar 16, 2010·2 cites·38 claims
- 2465US7657911B2Content processing apparatus and content processing method for digest information based on input of a content userSONY CORP·Filed 2006·Granted Feb 2, 2010·2 cites·52 claims
- 2565US7002587B2Semiconductor device, image data processing apparatus and methodSONY CORP·Filed 2003·Granted Feb 21, 2006·6 cites·39 claims
- 2665US5956531ACamera and external flash deviceMINOLTA CO LTD·Filed 1997·Granted Sep 21, 1999·8 cites·28 claims
- 2764US7583445B2Head mount display apparatusKONICA MINOLTA HOLDINGS INC·Filed 2007·Granted Sep 1, 2009·3 cites·20 claims
- 2863US6240252B1CameraMINOLTA CO LTD·Filed 1999·Granted May 29, 2001·26 cites·22 claims
- 2963US2009204780A1Data storage unit, data storage controlling apparatus and method, and data storage controlling programKONDO TETSUJIRO·Filed 2009·Application pending·0 cites
- 3062US2025210027A1Noise cancelling systemLG DISPLAY CO LTD·Filed 2024·Application pending·0 cites
- 3161US7573939B2Memory cell circuit, memory device, motion vector detection device, and motion compensation prediction coding deviceSONY CORP·Filed 2003·Granted Aug 11, 2009·10 cites·6 claims
- 3261US6009281AFlash deviceMINOLTA CO LTD·Filed 1994·Granted Dec 28, 1999·20 cites·7 claims
- 3361US5808954ASemiconductor memory device having stabilizing circuit of word line activating voltageSONY CORP·Filed 1997·Granted Sep 15, 1998·20 cites·12 claims
- 3459US6577820B2CameraMINOLTA CO LTD·Filed 2001·Granted Jun 10, 2003·5 cites·30 claims
- 3558US9978163B2Exposure management systemTOSHIBA MEDICAL SYS CORP·Filed 2015·Granted May 22, 2018·1 cites·11 claims
- 3657US5678077AElectronic flash device and camera equipped with said deviceMINOLTA CO LTD·Filed 1996·Granted Oct 14, 1997·19 cites·16 claims
- 3755US12484874B2X-ray diagnostic apparatusCANON MEDICAL SYSTEMS CORP·Filed 2023·Granted Dec 2, 2025·0 cites·9 claims
- 3855US11733810B2Touch display deviceLG DISPLAY CO LTD·Filed 2021·Granted Aug 22, 2023·0 cites·18 claims
- 3955US6317567B1CameraMINOLTA CO LTD·Filed 1999·Granted Nov 13, 2001·5 cites·20 claims
- 4055US4970538ACamera system with flash deviceMINOLTA CAMERA KK·Filed 1990·Granted Nov 13, 1990·6 cites·11 claims
- 4155US2025218411A1Spatial light modulation deviceLG DISPLAY CO LTD·Filed 2024·Application pending·0 cites
- 4250US2021161416A1Biometric data measurement system and information processing deviceOMRON HEALTHCARE CO LTD·Filed 2021·Application pending·0 cites
- 4349US2005129394A1Cleaning apparatus for cameraKONICA MINOLTA PHOTO IMAGING·Filed 2004·Application pending·0 cites
- 4445US7401177B2Data storage device, data storage control apparatus, data storage control method, and data storage control programSONY CORP·Filed 2005·Granted Jul 15, 2008·1 cites·8 claims
- 4544US2006127080A1Digital single-reflex cameraKONICA MINOLTA PHOTO IMAGING·Filed 2005·Application pending·0 cites
- 4643US5689132AProtective circuit for semiconductor integrated circuitSONY CORP·Filed 1996·Granted Nov 18, 1997·8 cites·11 claims
- 4743US2007195012A1Image display apparatus and method for displaying imageKONICA MINOLTA HOLDINGS INC·Filed 2007·Application pending·0 cites
- 4842US5117250AFlashlight photographing deviceMINOLTA CAMERA KK·Filed 1991·Granted May 26, 1992·3 cites·7 claims
- 4941US2009154566A1Memory cell circuit, memory device, motion vector detector, and motion compensation predictive encoderKONDO TETSUJIRO·Filed 2008·Application pending·0 cites
- 5040US2003223002A1Camera body and a detachably coupled digital photography camera backFiled 2003·Application pending·0 cites
Showing the top 50 of 55 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →