Inventor · disambiguated record
Kouhei Nakagawa
Also filed as: NAKAGAWA KOUHEI
23 granted patents·2 pending applications·145 citations·filing 2006–2024
95Inventor score
Top patents by PatentIndex Score
25 records- 0197US7381257B2Aqueous ink, ink-jet recording method, ink cartridge, recording unit and ink jet recording apparatusCANON KK·Filed 2007·Granted Jun 3, 2008·27 cites·8 claims
- 0296US9605170B2Ink set and ink jet recording methodCANON KK·Filed 2016·Granted Mar 28, 2017·6 cites·12 claims
- 0396US7854798B2Ink set, image forming method, ink jet recording method, ink cartridge, and recording unitCANON KK·Filed 2006·Granted Dec 21, 2010·25 cites·7 claims
- 0496US7705071B2Aqueous ink, ink-jet recording method, ink cartridge, recording unit and ink jet recording apparatusCANON KK·Filed 2007·Granted Apr 27, 2010·25 cites·17 claims
- 0594US9598592B2Ink set and ink jet recording methodCANON KK·Filed 2016·Granted Mar 21, 2017·4 cites·14 claims
- 0693US10864747B2Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2018·Granted Dec 15, 2020·5 cites·10 claims
- 0793US10562305B2Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2018·Granted Feb 18, 2020·5 cites·20 claims
- 0893US10563076B2Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2018·Granted Feb 18, 2020·3 cites·19 claims
- 0993US10479082B2Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2018·Granted Nov 19, 2019·3 cites·20 claims
- 1093US10280326B2Ink jet recording method and ink jet recording deviceCANON KK·Filed 2017·Granted May 7, 2019·5 cites·17 claims
- 1191US9388322B2Ink, ink cartridge and ink jet recording processCANON KK·Filed 2013·Granted Jul 12, 2016·7 cites·18 claims
- 1290US10603909B2Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2018·Granted Mar 31, 2020·2 cites·17 claims
- 1390US8876962B2Aqueous ink, ink cartridge, and ink jet recording methodYAMAMOTO MASASHI·Filed 2012·Granted Nov 4, 2014·8 cites·12 claims
- 1489US10843483B2Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2018·Granted Nov 24, 2020·2 cites·14 claims
- 1587US11001066B2Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2019·Granted May 11, 2021·3 cites·14 claims
- 1687US9957399B2Aqueous ink, ink cartridge, and ink jet recording methodCANON KK·Filed 2016·Granted May 1, 2018·2 cites·20 claims
- 1786US10723135B2Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2018·Granted Jul 28, 2020·2 cites·13 claims
- 1885US10843482B2Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2018·Granted Nov 24, 2020·2 cites·15 claims
- 1978US7976146B2Ink jet recording ink tankCANON KK·Filed 2008·Granted Jul 12, 2011·5 cites·7 claims
- 2076US8273168B2Ink, ink jet recording method, ink cartridge, and ink jet recording apparatusKAKIKAWA HIROSHI·Filed 2010·Granted Sep 25, 2012·3 cites·8 claims
- 2167US7901500B2Ink set, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming methodCANON KK·Filed 2006·Granted Mar 8, 2011·1 cites·12 claims
- 2263USRE44863EInk, ink jet recording method, ink cartridge, and ink jet recording apparatusCANON KK·Filed 2013·Granted Apr 29, 2014·0 cites·8 claims
- 2359US2024408866A1Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2459US2024408864A1Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2551US9045660B2Ink set and ink jet recording methodCANON KK·Filed 2013·Granted Jun 2, 2015·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →