Inventor · disambiguated record
Masato Kawashima
Also filed as: HASHIZUME KYOHEI · KAWASHIMA MASATO
19 granted patents·3 pending applications·334 citations·filing 1986–2018
95Inventor score
Files withFUJITSU LTD14MATSUSHITA ELECTRIC WORKS LTD4FUJI XEROX CO LTD1SONY GROUP CORP1SONY SEMICONDUCTOR SOLUTIONS CORP1
Top patents by PatentIndex Score
22 records- 0194US5450178AProcess and apparatus for replacing the carrier portion of a developing agent having toner used in an image-forming apparatusFUJITSU LTD·Filed 1994·Granted Sep 12, 1995·66 cites·36 claims
- 0292USD356107SDeveloping cartridge for copierFUJITSU LTD·Filed 1992·Granted Mar 7, 1995·41 cites·1 claims
- 0387US5541714ADeveloper cartridge and image forming apparatus using the sameFUJITSU LTD·Filed 1993·Granted Jul 30, 1996·35 cites·47 claims
- 0480US5432592ADeveloper cartridge and image forming apparatus using the sameFUJITSU LTD·Filed 1993·Granted Jul 11, 1995·26 cites·31 claims
- 0578US5745825AColor image forming deviceFUJITSU LTD·Filed 1996·Granted Apr 28, 1998·31 cites·22 claims
- 0675US11282911B2Display device, display module, method of manufacturing display device, and method of manufacturing display moduleSONY GROUP CORP·Filed 2017·Granted Mar 22, 2022·1 cites·16 claims
- 0773US5615001AMulticolor image forming apparatusFUJITSU LTD·Filed 1995·Granted Mar 25, 1997·26 cites·26 claims
- 0872US4770405AMedia receiving unitFUJITSU LTD·Filed 1986·Granted Sep 13, 1988·18 cites·18 claims
- 0963US6513214B2Method of producing plural device chips from a thin plate of a pyroelectric materialMATSUSHITA ELECTRIC WORKS LTD·Filed 2000·Granted Feb 4, 2003·10 cites·24 claims
- 1062US7210950B2Connector for memory cardMATSUSHITA ELECTRIC WORKS LTD·Filed 2004·Granted May 1, 2007·12 cites·10 claims
- 1162US5513840ASheet paper feeder for two-sided recordingFUJITSU LTD·Filed 1992·Granted May 7, 1996·16 cites·17 claims
- 1259US4791448AHeat roller fixing device for an electrophotographic printing apparatusFUJITSU LTD·Filed 1986·Granted Dec 13, 1988·11 cites·8 claims
- 1357US5543903AHeat roller type toner image fixing device having cleaning rollerFUJITSU LTD·Filed 1995·Granted Aug 6, 1996·14 cites·24 claims
- 1456US11391720B2Cell potential detection apparatus, method for manufacturing cell potential detection apparatus, and information processing systemSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2018·Granted Jul 19, 2022·0 cites·10 claims
- 1550US6399947B2Infrared ray receiving element and infrared ray sensor using the sameMATSUSHITA ELECTRIC WORKS LTD·Filed 2000·Granted Jun 4, 2002·3 cites·18 claims
- 1650US4969641AMedia receiving unitFUJITSU LTD·Filed 1988·Granted Nov 13, 1990·8 cites·10 claims
- 1744US4839694APrinting apparatusFUJITSU LTD·Filed 1988·Granted Jun 13, 1989·7 cites·3 claims
- 1843US2007101573A1Manufacturing method of three-dimensional circuit boardMATSUSHITA ELECTRIC WORKS LTD·Filed 2006·Application pending·0 cites
- 1937US5068693ASheet path sensor provided in an electrophotographic image forming apparatusFUJITSU LTD·Filed 1990·Granted Nov 26, 1991·5 cites·4 claims
- 2037US2005020137A1Connector and contact for the connectorFiled 2003·Application pending·0 cites
- 2136US5845188AImage forming deviceFUJITSU LTD·Filed 1996·Granted Dec 1, 1998·4 cites·4 claims
- 2231US2006056894A1Continuous feed printerFUJI XEROX CO LTD·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →