Inventor · disambiguated record
Masahide Hasegawa
Also filed as: HASEGAWA MASAHIDE
44 granted patents·5 pending applications·1,442 citations·filing 1982–2022
98Inventor score
Top patents by PatentIndex Score
49 records- 0198US6598978B2Image display system, image display method, storage medium, and computer programCANON KK·Filed 2001·Granted Jul 29, 2003·114 cites·26 claims
- 0295US6906702B1Coordinate input device and its control method, and computer readable memoryCANON KK·Filed 2000·Granted Jun 14, 2005·126 cites·11 claims
- 0394US6288891B1Movable display apparatusCANON KK·Filed 1997·Granted Sep 11, 2001·212 cites·14 claims
- 0492US6208330B1Coordinate input apparatus and its control methodCANON KK·Filed 1998·Granted Mar 27, 2001·215 cites·39 claims
- 0591US10527836B2Microscope system, control method, and programCANON KK·Filed 2015·Granted Jan 7, 2020·8 cites·14 claims
- 0690US6710767B1Coordinate input apparatusCANON KK·Filed 2000·Granted Mar 23, 2004·64 cites·7 claims
- 0790US4897739AMulti-channel recording apparatus using a plurality of heads in turnCANON KK·Filed 1987·Granted Jan 30, 1990·35 cites·6 claims
- 0889US7443387B2Coordinate input apparatus, its control method, and programCANON KK·Filed 2005·Granted Oct 28, 2008·21 cites·19 claims
- 0989US5191431ARecording apparatus having plural operating modes involving diverse signal compression rates and different apportioning of pilot signal recording areaCANON KK·Filed 1990·Granted Mar 2, 1993·101 cites·15 claims
- 1088US7432914B2Coordinate input apparatus, its control method, and programCANON KK·Filed 2005·Granted Oct 7, 2008·20 cites·12 claims
- 1188US6847356B1Coordinate input device and its control method, and computer readable memoryCANON KK·Filed 2000·Granted Jan 25, 2005·56 cites·23 claims
- 1287US6317266B1Coordinate input apparatusCANON KK·Filed 2000·Granted Nov 13, 2001·34 cites·9 claims
- 1386US6963331B1Position information input apparatus and methodCANON KK·Filed 2000·Granted Nov 8, 2005·45 cites·20 claims
- 1485US5359471ARecording and/or reproducing apparatus using rotary heads according to travelling speeds of a recording mediumCANON KK·Filed 1994·Granted Oct 25, 1994·38 cites·18 claims
- 1583US9427866B2Gear mechanism, speed reducer, and robot armCANON KK·Filed 2013·Granted Aug 30, 2016·13 cites·7 claims
- 1680US4890165AImage pick-up apparatus for producing video signals of high information density in time base directionCANON KK·Filed 1988·Granted Dec 26, 1989·30 cites·8 claims
- 1778US7646678B2Analog watchRICOH ELEMEX CORP·Filed 2005·Granted Jan 12, 2010·8 cites·26 claims
- 1876US7034809B2Coordinate input apparatusCANON KK·Filed 2002·Granted Apr 25, 2006·22 cites·9 claims
- 1976US6731271B1Coordinate input device and its control method, and computer readable memoryCANON KK·Filed 2000·Granted May 4, 2004·24 cites·20 claims
- 2076US6714310B1Coordinate input apparatus and method, and computer-readable memory thereforCANON KK·Filed 2000·Granted Mar 30, 2004·23 cites·10 claims
- 2174US4603360ARotatable cylinder with plural heads having diverse azimuth angle gap arrangementsCANON KK·Filed 1983·Granted Jul 29, 1986·17 cites·12 claims
- 2273US10634897B2Microscope system and control method thereofCANON KK·Filed 2015·Granted Apr 28, 2020·2 cites·25 claims
- 2372US10725309B2Microscope systemCANON KK·Filed 2015·Granted Jul 28, 2020·2 cites·20 claims
- 2467US7281805B2Projection-type display apparatusCANON KK·Filed 2004·Granted Oct 16, 2007·7 cites·9 claims
- 2567US6384921B1Printing method and apparatus and printing system including printing apparatusCANON APTEX INC·Filed 1998·Granted May 7, 2002·37 cites·55 claims
- 2667US2025002746A1Hard coat filmJUJO PAPER CO LTD·Filed 2022·Application pending·0 cites
- 2765US2024166833A1Hard coat filmJUJO PAPER CO LTD·Filed 2022·Application pending·0 cites
- 2864USD569741SWatchRICOH ELEMEX CORP·Filed 2005·Granted May 27, 2008·15 cites·1 claims
- 2963US11287632B2Microscope system, control method, and programCANON KK·Filed 2019·Granted Mar 29, 2022·0 cites·8 claims
- 3061US2025075047A1Hard coating filmJUJO PAPER CO LTD·Filed 2022·Application pending·0 cites
- 3158US5212603ATracking control means for a multi-channel reproducing apparatusCANON KK·Filed 1989·Granted May 18, 1993·10 cites·16 claims
- 3258US4580183AInformation recording and/or reproducing apparatusCANON KK·Filed 1982·Granted Apr 1, 1986·9 cites·2 claims
- 3357US6338540B1Ink-jet printing method and apparatus therefor, and printing system including said apparatusCANON APTEX INC·Filed 1998·Granted Jan 15, 2002·17 cites·35 claims
- 3452US6084730AInformation transmission system using data compression and/or error detectionCANON KK·Filed 1995·Granted Jul 4, 2000·16 cites·30 claims
- 3550US6229601B1Coordinate input apparatus and method, and storage mediumCANON KK·Filed 1999·Granted May 8, 2001·23 cites·17 claims
- 3649US5365390AMagnetic head actuator with improved supportCANON KK·Filed 1992·Granted Nov 15, 1994·7 cites·16 claims
- 3749US5010424ARecording apparatus for an information signal with a plural kinds of pilot signals using a plurality of headsCANON KK·Filed 1989·Granted Apr 23, 1991·8 cites·7 claims
- 3848US6664954B1Coordinate input indicatorCANON KK·Filed 1999·Granted Dec 16, 2003·19 cites·13 claims
- 3946US5249052AImage display system with compressed video signal recording and displayCANON KK·Filed 1992·Granted Sep 28, 1993·9 cites·19 claims
- 4046US4821132ARotary head type recording apparatus using rotary erasing headCANON KK·Filed 1986·Granted Apr 11, 1989·6 cites·10 claims
- 4141US5576907AVariable speed recording and/or reproducing apparatus including a plurality of rotary heads arranged with head gaps having particular azimuth anglesCANON KK·Filed 1995·Granted Nov 19, 1996·8 cites·14 claims
- 4240US4899236ARecording or reproducing apparatus using container mounted strip-like recording mediumCANON KK·Filed 1988·Granted Feb 6, 1990·4 cites·10 claims
- 4338US5053900ARecording and/or reproducing apparatus performing a tracking control by moving guide members for a recording mediumCANON KK·Filed 1989·Granted Oct 1, 1991·3 cites·24 claims
- 4438US4782403ARecording apparatusCANON KK·Filed 1986·Granted Nov 1, 1988·4 cites·9 claims
- 4537US5730349ATape guide mechanism having vibration mechanismCANON KK·Filed 1995·Granted Mar 24, 1998·4 cites·22 claims
- 4637US2015209958A1Gear mechanism, speed change apparatus, actuator, and articulated robot armCANON KK·Filed 2015·Application pending·0 cites
- 4737US2015209966A1Actuator and articulated robot armCANON KK·Filed 2015·Application pending·0 cites
- 4835US6459849B1Reproducing apparatus for reproducing a video signal including a plurality of small imagesCANON KK·Filed 1996·Granted Oct 1, 2002·3 cites·10 claims
- 4935US5627705ARecording and/or reproducing apparatus having rotary drum unitCANON KK·Filed 1996·Granted May 6, 1997·3 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →