Inventor · disambiguated record
Koichi Osumi
Also filed as: OSUMI KOICHI
24 granted patents·1,479 citations·filing 1997–2012
97Inventor score
Top patents by PatentIndex Score
24 records- 0199US6332919B2Ink, ink set, ink cartridge, recording unit, image recording apparatus and image recording methodCANON KK·Filed 2001·Granted Dec 25, 2001·126 cites·5 claims
- 0298US7244299B2Ink jet recording ink, ink jet recording method, ink cartridge, and ink jet recording apparatusCANON KK·Filed 2005·Granted Jul 17, 2007·58 cites·13 claims
- 0398US7208033B2Ink, ink jet recording method, ink cartridge, and ink jet recording apparatusCANON KK·Filed 2005·Granted Apr 24, 2007·56 cites·6 claims
- 0498US6540329B1Image recording method, method for improving quality of multicolor image, image recording apparatus, ink set, recording unit, image forming method, method for improving image quality, and method for forming monotone imageCANON KK·Filed 2000·Granted Apr 1, 2003·89 cites·89 claims
- 0598US6511534B1Ink, ink set, ink cartridge, printing unit, image printing apparatus, ink-jet printing method, and coloring materialCANON KK·Filed 2000·Granted Jan 28, 2003·132 cites·25 claims
- 0698US5976233AWater-based pigment ink, and ink-jet recording method and instruments using the sameCANON KK·Filed 1997·Granted Nov 2, 1999·185 cites·27 claims
- 0797US7282090B2Ink jet ink, method for producing ink jet ink, ink jet recording method and ink cartridgeCANON KK·Filed 2006·Granted Oct 16, 2007·30 cites·15 claims
- 0897US7128779B2Ink jet ink, method for producing ink jet ink, ink jet recording method and ink cartridgeCANON KK·Filed 2006·Granted Oct 31, 2006·33 cites·7 claims
- 0997US6280513B1Ink, ink set, ink cartridge, recording unit, image recording apparatus and image recording methodCANON KK·Filed 1999·Granted Aug 28, 2001·135 cites·37 claims
- 1097US6221141B1Ink, ink-jet recording process, recording unit, ink cartridge and ink-jet recording apparatusCANON KK·Filed 1999·Granted Apr 24, 2001·118 cites·18 claims
- 1196US6506239B1Liquid composition, ink set, recording process, ink cartridge, recording unit, process for forming multi-color image, ink-jet apparatus, process for facilitating fixing of ink to recording medium, and process for improving quality of multi-color imageCANON KK·Filed 2000·Granted Jan 14, 2003·63 cites·25 claims
- 1295US6375317B1Ink, ink-jet recording process, recording unit, ink cartridge and ink-jet recording apparatusCANON KK·Filed 1999·Granted Apr 23, 2002·104 cites·15 claims
- 1393US7195665B2Ink jet ink, method for producing ink jet ink, ink jet recording method and ink cartridgeCANON KK·Filed 2006·Granted Mar 27, 2007·17 cites·13 claims
- 1493US6547381B2Ink, image recording process, ink cartridge, recording unit, ink set, crust-preventing method and image forming apparatusCANON KK·Filed 2001·Granted Apr 15, 2003·48 cites·44 claims
- 1593US6521034B1Ink, ink set, ink cartridge, recording unit, color-image recording apparatus, image recording process, color-image forming process, and method for improving density of ink-jet recorded imageCANON KK·Filed 2000·Granted Feb 18, 2003·51 cites·29 claims
- 1693US6425662B1Ink set, ink-jet recording process, ink-jet recording apparatus, and method for alleviating formation of solid within common recovery-system unitCANON KK·Filed 1999·Granted Jul 30, 2002·84 cites·28 claims
- 1792US6342095B1Ink set, and recording method and recording instrument using the sameCANON KK·Filed 1998·Granted Jan 29, 2002·69 cites·97 claims
- 1890US6572692B1Ink, method for improving intermittent dischargeability of ink-jet recording apparatus, method for recording image, recording unit, ink cartridge, ink set, and image recording apparatusCANON KK·Filed 2000·Granted Jun 3, 2003·32 cites·23 claims
- 1988US7297199B2Ink jet ink, method for producing ink jet ink, ink jet recording method and ink cartridgeCANON KK·Filed 2006·Granted Nov 20, 2007·9 cites·5 claims
- 2085US8353573B2Waste ink absorbent member, and waste ink container and ink jet recording apparatus equipped with waste ink absorbent memberCANON KK·Filed 2012·Granted Jan 15, 2013·3 cites·9 claims
- 2183US6533853B1Ink, aqueous ink for ink-jet recording, ink set, ink cartridge, recording unit, image-recording apparatus, color-image-recording apparatus, ink-jet recording process and bleeding reducing methodCANON KK·Filed 2000·Granted Mar 18, 2003·19 cites·20 claims
- 2279US6474804B2Ink, ink set, ink-jet recording process, ink cartridge, recording unit and ink-jet recording apparatusCANON KK·Filed 2001·Granted Nov 5, 2002·15 cites·79 claims
- 2365US8152273B2Waste ink absorbent member, and waste ink container and ink jet recording apparatus equipped with waste ink absorbent memberOSUMI KOICHI·Filed 2006·Granted Apr 10, 2012·2 cites·11 claims
- 2454US8506041B2Ink jet recording apparatus and in jet recording methodOSUMI KOICHI·Filed 2009·Granted Aug 13, 2013·1 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →