Inventor · disambiguated record
Takashi Kawabata
Also filed as: KAWABATA TAKASHI
119 granted patents·13 pending applications·4,013 citations·filing 1979–2022
99Inventor score
Files withCANON KK70FUJI XEROX CO LTD18NIPPON ZEON CO9MITSUBISHI ELECTRIC CORP8NIPPON PISTON RING CO LTD3
Top patents by PatentIndex Score
132 records- 0197US5523811ACamera device for moving bodyCANON KK·Filed 1995·Granted Jun 4, 1996·340 cites·36 claims
- 0297US4969890ACatheterNIPPON ZEON CO·Filed 1988·Granted Nov 13, 1990·826 cites·9 claims
- 0397US4575211ADistance measuring deviceCANON KK·Filed 1984·Granted Mar 11, 1986·138 cites·6 claims
- 0497US4341953AFocus detecting systemCANON KK·Filed 1980·Granted Jul 27, 1982·58 cites·64 claims
- 0595US7177585B2Image forming apparatus and methodFUJI XEROX CO LTD·Filed 2003·Granted Feb 13, 2007·73 cites·13 claims
- 0694US5231492AVideo and audio multiplex transmission systemFUJITSU LTD·Filed 1990·Granted Jul 27, 1993·284 cites·45 claims
- 0793US4660969ADevice for searching objects within wide visual fieldCANON KK·Filed 1985·Granted Apr 28, 1987·107 cites·10 claims
- 0892US7798634B2Recording apparatus and control methodCANON KK·Filed 2006·Granted Sep 21, 2010·17 cites·8 claims
- 0990US4377742AImage sharpness detecting systemCANON KK·Filed 1980·Granted Mar 22, 1983·25 cites·86 claims
- 1089US4582424ADistance measuring apparatusCANON KK·Filed 1983·Granted Apr 15, 1986·36 cites·1 claims
- 1188US4459006AFocusing device for optical systemCANON KK·Filed 1983·Granted Jul 10, 1984·21 cites·1 claims
- 1288US4333716AFocus detection systemCANON KK·Filed 1979·Granted Jun 8, 1982·36 cites·39 claims
- 1387US5905925AImage formation apparatus for changing operation conditions based on characteristics of the transfer materialFUJI XEROX CO LTD·Filed 1997·Granted May 18, 1999·50 cites·14 claims
- 1486US6175711B1Image forming apparatus having a toner diffuserFUJI XEROX CO LTD·Filed 1999·Granted Jan 16, 2001·38 cites·12 claims
- 1586US5449342AApparatus for assisting blood circulationNIPPON ZEON CO·Filed 1993·Granted Sep 12, 1995·277 cites·18 claims
- 1686US4547663AFocus detecting apparatus with a compensation maskCANON KK·Filed 1984·Granted Oct 15, 1985·19 cites·3 claims
- 1786US4470676AFocus detecting deviceCANON KK·Filed 1979·Granted Sep 11, 1984·39 cites·42 claims
- 1885US4549835ADocking apparatus for shipsHITACHI SHIPBUILDING ENG CO·Filed 1983·Granted Oct 29, 1985·34 cites·9 claims
- 1984US6104899AImage forming apparatus capable of reducing the skew of an image formed on a sheetFUJI XEROX CO LTD·Filed 1999·Granted Aug 15, 2000·34 cites·4 claims
- 2084US4416523AAutomatic focusing systemCANON KK·Filed 1982·Granted Nov 22, 1983·17 cites·17 claims
- 2184US4314748ACamera having a semi-automatic focus adjusting deviceCANON KK·Filed 1980·Granted Feb 9, 1982·21 cites·22 claims
- 2282US7705293B2Sensor and recording apparatus using the sameCANON KK·Filed 2006·Granted Apr 27, 2010·7 cites·14 claims
- 2382US6400704B2Control channel placement methodMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Jun 4, 2002·52 cites·11 claims
- 2482US4301478ATV Camera with focus detecting meansCANON KK·Filed 1979·Granted Nov 17, 1981·26 cites·10 claims
- 2581US6349192B1Tandem type image forming apparatusFUJI XEROX CO LTD·Filed 2000·Granted Feb 19, 2002·20 cites·12 claims
- 2680US4472040AAutomatic focusing cameraCANON KK·Filed 1982·Granted Sep 18, 1984·14 cites·6 claims
- 2779US5121169ARecording paper length sensing apparatusRICOH KK·Filed 1990·Granted Jun 9, 1992·25 cites·5 claims
- 2877US4829371AFilm reading apparatus which reads an unexposed portion of a film to determine its typeCANON KK·Filed 1986·Granted May 9, 1989·30 cites·9 claims
- 2976US7003237B2Image formation system, method for determining image formation condition and storage medium storing program thereforFUJI XEROX CO LTD·Filed 2003·Granted Feb 21, 2006·15 cites·17 claims
- 3076US6973272B2Image forming apparatus and methodFUJI XEROX CO LTD·Filed 2003·Granted Dec 6, 2005·15 cites·14 claims
- 3176US4614418ADistance detection apparatusCANON KK·Filed 1984·Granted Sep 30, 1986·24 cites·13 claims
- 3274US6347196B1Image sticking reducing method and apparatusFUJI XEROX CO LTD·Filed 1999·Granted Feb 12, 2002·22 cites·17 claims
- 3374US4785338ASemi-conductor I.C. elementCANON KK·Filed 1986·Granted Nov 15, 1988·42 cites·12 claims
- 3474US4538892AAutomatic focus control systemCANON KK·Filed 1983·Granted Sep 3, 1985·11 cites·3 claims
- 3572US5882586AHeat-resistant nickel-based alloy excellent in weldabilityMITSUBISHI STEEL MFG·Filed 1997·Granted Mar 16, 1999·26 cites·8 claims
- 3672US5796095AOptical apparatus having an area sensor with a coarse picture element pitch and fine picture element pitchCANON KK·Filed 1997·Granted Aug 18, 1998·39 cites·11 claims
- 3771US6430379B1Image forming apparatus using intermediate transfer mediumFUJI XEROX CO LTD·Filed 2000·Granted Aug 6, 2002·13 cites·14 claims
- 3871US6400955B1Radio communication systemMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Jun 4, 2002·75 cites·16 claims
- 3971US5923938ARecording-sheet adsorbing apparatusFUJI XEROX CO LTD·Filed 1997·Granted Jul 13, 1999·20 cites·32 claims
- 4071US5121151AFocus adjustment information forming deviceCANON KK·Filed 1991·Granted Jun 9, 1992·30 cites·10 claims
- 4170US4812727AStepping motor drive deviceCANON KK·Filed 1987·Granted Mar 14, 1989·23 cites·23 claims
- 4269US4681432APhoto-electric converting deviceCANON KK·Filed 1984·Granted Jul 21, 1987·18 cites·4 claims
- 4369US4495415ARadiation sensing systemCANON KK·Filed 1982·Granted Jan 22, 1985·17 cites·34 claims
- 4469US4474447ACamera with automatic focusing deviceCANON KK·Filed 1982·Granted Oct 2, 1984·22 cites·9 claims
- 4568US6424645B1TDMA radio communication system achieving simultaneous assignment of channels to multiple terminal stationsMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Jul 23, 2002·65 cites·10 claims
- 4668US6370262B1Information processing apparatus and remote apparatus for object, using distance measuring apparatusCANON KK·Filed 1995·Granted Apr 9, 2002·44 cites·4 claims
- 4768US4522480ABattery voltage checking device for camerasCANON KK·Filed 1984·Granted Jun 11, 1985·8 cites·15 claims
- 4868US4509841AAutomatic focusing deviceCANON KK·Filed 1982·Granted Apr 9, 1985·21 cites·18 claims
- 4967US10583217B2Implant and method for producing implantNIPPON PISTON RING CO LTD·Filed 2017·Granted Mar 10, 2020·1 cites·23 claims
- 5066US4346970AFocus detecting deviceCANON KK·Filed 1980·Granted Aug 31, 1982·20 cites·20 claims
Showing the top 50 of 132 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →