Inventor · disambiguated record
Masahiko Higuma
Also filed as: HIGUMA MASAHIKO
88 granted patents·1 pending application·3,263 citations·filing 1986–2002
99Inventor score
Top patents by PatentIndex Score
89 records- 0199US5509140AReplaceable ink cartridgeCANON KK·Filed 1993·Granted Apr 16, 1996·190 cites·14 claims
- 0298US4832984AImage forming methodCANON KK·Filed 1988·Granted May 23, 1989·136 cites·51 claims
- 0398US4785313ARecording medium and image formation process using the sameCANON KK·Filed 1986·Granted Nov 15, 1988·161 cites·38 claims
- 0497US5619238AMethod of making replaceable ink cartridgeCANON KK·Filed 1993·Granted Apr 8, 1997·122 cites·45 claims
- 0597US4954395ARecording mediumCANON KK·Filed 1988·Granted Sep 4, 1990·83 cites·34 claims
- 0697US4877680ARecording medium with non-porous ink-receiving layerCANON KK·Filed 1988·Granted Oct 31, 1989·118 cites·10 claims
- 0796US5801737AInk container with internal air pressure adjustmentCANON KK·Filed 1997·Granted Sep 1, 1998·132 cites·12 claims
- 0895US5790157AInk filling method and apparatus for ink cartridgeCANON KK·Filed 1994·Granted Aug 4, 1998·91 cites·5 claims
- 0992US6179415B1Ink tank cartridgeCANON KK·Filed 1994·Granted Jan 30, 2001·87 cites·30 claims
- 1092US6137512AInk containerCANON KK·Filed 1995·Granted Oct 24, 2000·61 cites·13 claims
- 1192US5953030AInk container with improved air venting structureCANON KK·Filed 1996·Granted Sep 14, 1999·68 cites·25 claims
- 1292USD356110SInk cartridge for printerCANON KK·Filed 1993·Granted Mar 7, 1995·39 cites·1 claims
- 1392US5027131ARecording medium including an ink-retaining layer and an ink-transporting layer of specific sized particles and process employing sameCANON KK·Filed 1990·Granted Jun 25, 1991·59 cites·37 claims
- 1491USD361591SInk cartridge for printerCANON KK·Filed 1993·Granted Aug 22, 1995·36 cites·1 claims
- 1590US6478416B2Sealing method for ink cartridgeCANON KK·Filed 2001·Granted Nov 12, 2002·29 cites·2 claims
- 1690US6286945B1Ink jet cartridge, ink jet head and printerCANON KK·Filed 1999·Granted Sep 11, 2001·42 cites·21 claims
- 1790US6203899B1Printing medium, and ink-jet printing process and image-forming process using the sameCANON KK·Filed 1996·Granted Mar 20, 2001·72 cites·51 claims
- 1890US5742311AReplaceable ink cartridgeCANON KK·Filed 1996·Granted Apr 21, 1998·46 cites·42 claims
- 1990US5701995APacking case and opening method thereforCANON KK·Filed 1996·Granted Dec 30, 1997·73 cites·11 claims
- 2090USD359755SInk cartridge for printerCANON KK·Filed 1993·Granted Jun 27, 1995·34 cites·1 claims
- 2189US6139672AImage-transfer medium for ink-jet recording and image-transfer printing processCANON KK·Filed 1998·Granted Oct 31, 2000·52 cites·10 claims
- 2289US5101218ARecording medium with non-porous ink-receiving layer and method of use thereofCANON KK·Filed 1989·Granted Mar 31, 1992·49 cites·28 claims
- 2388USD355928SInk cartridge for printerCANON KK·Filed 1993·Granted Feb 28, 1995·31 cites·1 claims
- 2488USD355930SInk cartridge for printerCANON KK·Filed 1993·Granted Feb 28, 1995·30 cites·1 claims
- 2587US6871950B2Image-transfer medium, production process of transferred image, and cloth with transferred image formed thereonCANON KK·Filed 1999·Granted Mar 29, 2005·35 cites·6 claims
- 2687US6164769AReplaceable ink cartridge and seal structure thereofCANON KK·Filed 1995·Granted Dec 26, 2000·53 cites·8 claims
- 2787US5120601ARecording medium and a method for the ink-jet recording using the sameCANON KK·Filed 1989·Granted Jun 9, 1992·36 cites·55 claims
- 2886US5652610AInk tank, ink tank-integrated head cartridge having the tank and ink head constructed integrally, and ink jet printing apparatus having the ink tank or head cartridgeCANON KK·Filed 1994·Granted Jul 29, 1997·53 cites·23 claims
- 2985US5917514ASealing member for ink cartridgeCANON KK·Filed 1997·Granted Jun 29, 1999·50 cites·12 claims
- 3085US5182579AInk-jet having ink storing absorbant materialCANON KK·Filed 1991·Granted Jan 26, 1993·53 cites·88 claims
- 3183US6796643B2Ink jet cartridge, ink jet head and printerCANON KK·Filed 2002·Granted Sep 28, 2004·15 cites·4 claims
- 3283US6511168B2Ink container and ink jet cartridgeCANON APTEX INC·Filed 2001·Granted Jan 28, 2003·24 cites·20 claims
- 3383US6332679B1Image forming method and image forming apparatusCANON KK·Filed 1998·Granted Dec 25, 2001·37 cites·40 claims
- 3482US5567373AMethod and apparatus for manufacturing a liquid container having plural porous membersCANON KK·Filed 1995·Granted Oct 22, 1996·43 cites·30 claims
- 3582US5140339AInk jet recording with equal amounts of mono- and mixed color dropletsCANON KK·Filed 1990·Granted Aug 18, 1992·30 cites·12 claims
- 3681US6495241B2Image-transfer medium for ink-jet printing, transfer printing process using the same, and transfer printing clothCANON KK·Filed 1997·Granted Dec 17, 2002·35 cites·15 claims
- 3781US6001466ACoating composition, printing medium and image forming process using the sameCANON KK·Filed 1997·Granted Dec 14, 1999·41 cites·26 claims
- 3881US5279410APackage for ink jet cartridgeCANON KK·Filed 1992·Granted Jan 18, 1994·41 cites·3 claims
- 3980US6394590B1Replaceable liquid containerCANON KK·Filed 1996·Granted May 28, 2002·25 cites·33 claims
- 4080US6206513B1Ink tank unit, an ink jet cartridge having said ink tank unit and an ink jet apparatus having said ink jet cartridgeCANON KK·Filed 1998·Granted Mar 27, 2001·35 cites·33 claims
- 4180US6012808AInk container, ink and ink jet recording apparatus using ink containerCANON KK·Filed 1996·Granted Jan 11, 2000·24 cites·35 claims
- 4280US5650805AInk jet head and ink jet apparatus employing the sameCANON KK·Filed 1994·Granted Jul 22, 1997·38 cites·16 claims
- 4379US5815184AInk container having plural porous members for storing ink and ink jet apparatus having said ink containerCANON KK·Filed 1997·Granted Sep 29, 1998·39 cites·19 claims
- 4478US6474801B2Ink jet cartridge, ink jet head and printerCANON KK·Filed 2001·Granted Nov 5, 2002·11 cites·7 claims
- 4575US6151051ADetachable ink jet unit and ink jet apparatusCANON KK·Filed 1996·Granted Nov 21, 2000·33 cites·33 claims
- 4675US4801497ARecording mediumCANON KK·Filed 1986·Granted Jan 31, 1989·29 cites·30 claims
- 4774US6688735B2Ink jet cartridge, ink jet head and printerCANON KK·Filed 2001·Granted Feb 10, 2004·9 cites·10 claims
- 4874US6257711B1Ink filling method and apparatus for ink cartridgeCANON KK·Filed 1998·Granted Jul 10, 2001·27 cites·16 claims
- 4973US6695446B2Image-transfer medium for ink-jet printing, production process of transferred image, and cloth with transferred image formed thereonCANON KK·Filed 2002·Granted Feb 24, 2004·7 cites·4 claims
- 5072US6382785B2Replaceable ink cartridge and seal structure thereofCANON KK·Filed 1999·Granted May 7, 2002·24 cites·9 claims
Showing the top 50 of 89 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →