Inventor · disambiguated record
Masazumi Ishikawa
Also filed as: ISHIKAWA MASAZUMI
39 granted patents·2 pending applications·809 citations·filing 1985–2017
98Inventor score
Top patents by PatentIndex Score
41 records- 0196US4741603AElectrochromic nonglaring mirrorNISSAN MOTOR·Filed 1986·Granted May 3, 1988·320 cites·14 claims
- 0293US5703701AFilm information communication apparatus, film information printing apparatus, information processing apparatus and index printerNORITSU KOKI CO LTD·Filed 1995·Granted Dec 30, 1997·51 cites·11 claims
- 0391US10900270B2Actuator for a vehicle-doorMITSUBA CORP·Filed 2016·Granted Jan 26, 2021·6 cites·5 claims
- 0491US10738526B2Actuator and vehicle door opening/closing actuatorMITSUBA CORP·Filed 2017·Granted Aug 11, 2020·4 cites·12 claims
- 0591US10544615B2Actuator for opening and closing a vehicle doorMITSUBA CORP·Filed 2016·Granted Jan 28, 2020·6 cites·8 claims
- 0691US6832831B2Image forming apparatusNORITSU KOKI CO LTD·Filed 2003·Granted Dec 21, 2004·50 cites·11 claims
- 0787US5447827APhotographic processing methodNORITSU KOKI CO LTD·Filed 1994·Granted Sep 5, 1995·29 cites·5 claims
- 0883US5790240AImage exposure systemNORITSU KOKI CO LTD·Filed 1997·Granted Aug 4, 1998·21 cites·16 claims
- 0983US5436694AFilm sheetNORITSU KOKI CO LTD·Filed 1994·Granted Jul 25, 1995·22 cites·2 claims
- 1083US4832467AElectrochromic variable color tone nonglaring mirrorNISSAN MOTOR·Filed 1987·Granted May 23, 1989·58 cites·7 claims
- 1179US5452050AImage printerNORITSU KOKI CO LTD·Filed 1994·Granted Sep 19, 1995·18 cites·18 claims
- 1278US5684568AImage printerNORITSU KOKI CO LTD·Filed 1996·Granted Nov 4, 1997·15 cites·5 claims
- 1374US7086727B2Heat fixing apparatus for sublimating and fixing sublimating ink to recording mediumNORITSU KOKI CO LTD·Filed 2003·Granted Aug 8, 2006·17 cites·6 claims
- 1472US6821408B2Method and apparatus for an anodic treatmentUNISIA JECS CORP·Filed 2002·Granted Nov 23, 2004·7 cites·13 claims
- 1570US9957746B2Motor unit, motor with speed reduction mechanism, and sliding door automatic opening/closing deviceMITSUBA CORP·Filed 2015·Granted May 1, 2018·4 cites·3 claims
- 1670US5617171APhotographic processing methodNORITSU KOKI CO LTD·Filed 1996·Granted Apr 1, 1997·10 cites·2 claims
- 1770US4565860APolymer of triphenylamineNISSAN MOTOR·Filed 1985·Granted Jan 21, 1986·17 cites·7 claims
- 1865US5734461APhotographic image exposing apparatusNORITSU KOKI CO LTD·Filed 1997·Granted Mar 31, 1998·8 cites·6 claims
- 1964US6893122B2Image forming apparatusNORITSU KOKI CO LTD·Filed 2003·Granted May 17, 2005·10 cites·4 claims
- 2058US7396439B2Method and apparatus for an anodic treatmentHITACHI LTD·Filed 2004·Granted Jul 8, 2008·2 cites·14 claims
- 2158US6814851B2Method and apparatus for an anodic treatmentUNISIA JECS CORP·Filed 2002·Granted Nov 9, 2004·2 cites·29 claims
- 2256US6824264B2Image forming apparatusNORITSU KOKI CO LTD·Filed 2003·Granted Nov 30, 2004·7 cites·7 claims
- 2356US4983957AElectrochromic display device capable of display in plural colorsNISSAN MOTOR·Filed 1988·Granted Jan 8, 1991·18 cites·7 claims
- 2454US6118556AFilm information communication apparatus, film information printing apparatus, information processing apparatus and index printerNORITSU KOKI CO LTD·Filed 1997·Granted Sep 12, 2000·18 cites·14 claims
- 2554US5620071AElectrically controlled force transmitting method and electrically controlled force transmitting apparatusNISSAN MOTOR·Filed 1995·Granted Apr 15, 1997·13 cites·20 claims
- 2653US4786715AElectrochromic polymer comprising N,N'-diphenyl-N,N'-diphenylene-phenylene diamine unitsNISSAN MOTOR·Filed 1987·Granted Nov 22, 1988·12 cites·11 claims
- 2752US5796907AOptical transmission line optical transmitter, and photographic printing apparatusNORITSU KOKI CO LTD·Filed 1995·Granted Aug 18, 1998·5 cites·5 claims
- 2852US5448335APhotographic processing apparatusNORITSU KOKI CO LTD·Filed 1994·Granted Sep 5, 1995·3 cites·3 claims
- 2952US5434643AImage printer having projection exposure meansNORITSU KOKI CO LTD·Filed 1994·Granted Jul 18, 1995·6 cites·10 claims
- 3051US5790238APhotographic image exposing apparatusNORITSU KOKI CO LTD·Filed 1997·Granted Aug 4, 1998·4 cites·12 claims
- 3150US5099356AElectrochromic device with an electrolyte comprising a lithium salt and a sodium saltCENTRAL GLASS CO LTD·Filed 1990·Granted Mar 24, 1992·16 cites·8 claims
- 3248US5661544AExposure correcting method for a photographic printer and photographic printing apparatusNORITSU KOKI CO LTD·Filed 1995·Granted Aug 26, 1997·13 cites·5 claims
- 3342US5721609AExposure apparatus with a PLZT shutter which received light from a projecting means capable of sequentially generating red, blue and green lightNORITSU KOKI CO LTD·Filed 1995·Granted Feb 24, 1998·2 cites·6 claims
- 3440US5719660AExposure apparatus having a PLZT shutter, a multi-colored filter disc and a shielding member to block exposure lightNORITSU KOKI CO LTD·Filed 1995·Granted Feb 17, 1998·2 cites·9 claims
- 3540US2004127294A1Power transmissionFiled 2003·Application pending·0 cites
- 3637US5680199APhotographic printing apparatus having temperature controlled PLZT exposure headNORITSU KOKI CO LTD·Filed 1995·Granted Oct 21, 1997·1 cites·5 claims
- 3734US5706075AExposure apparatus for controlling the duration of exposure operations according to compensated exposure dataNORITSU KOKI CO LTD·Filed 1995·Granted Jan 6, 1998·4 cites·5 claims
- 3834US5367160AMethod for forming and denaturing particlesJAPAN RES DEV CORP·Filed 1993·Granted Nov 22, 1994·3 cites·7 claims
- 3934US4796041AFilm feed unit for use in automatic film developing machineNORITSU KENKYU CENTER CO·Filed 1987·Granted Jan 3, 1989·5 cites·2 claims
- 4032US2003164958A1Image forming apparatus using heating sublimation techniqueFiled 2003·Application pending·0 cites
- 4131US5745216AExposure apparatus capable of shifting and removing a plurality of filters from a light pathNORITSU KOKI CO LTD·Filed 1995·Granted Apr 28, 1998·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →