Inventor · disambiguated record
Katsuhiko Takahashi
Also filed as: DOI HACHIRO · TAKAHASHI KATSUHIKO
115 granted patents·21 pending applications·2,591 citations·filing 1975–2024
99Inventor score
Top patents by PatentIndex Score
136 records- 0199US5792249ALiquid composition, ink set, image-forming method and apparatus using the sameCANON KK·Filed 1996·Granted Aug 11, 1998·282 cites·25 claims
- 0299US5549740ALiquid composition, ink set and image forming method and apparatus using the composition and ink setCANON KK·Filed 1995·Granted Aug 27, 1996·203 cites·26 claims
- 0398US7005461B2Aqueous ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatusCANON KK·Filed 2003·Granted Feb 28, 2006·81 cites·23 claims
- 0497US7605192B2Aqueous ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatusCANON KK·Filed 2005·Granted Oct 20, 2009·27 cites·1 claims
- 0597US6027210AInk-jet recording process using liquid formulation and ink in combinationCANON KK·Filed 1997·Granted Feb 22, 2000·148 cites·18 claims
- 0697US5618338ALiquid composition, ink set and image-forming method and apparatus which employ the sameCANON KK·Filed 1995·Granted Apr 8, 1997·156 cites·25 claims
- 0796US11205275B2Information processing apparatus, control method, and programNEC CORP·Filed 2019·Granted Dec 21, 2021·11 cites·12 claims
- 0896US8007097B2Water-based ink, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming methodCANON KK·Filed 2007·Granted Aug 30, 2011·21 cites·21 claims
- 0995US11158068B2Information processing apparatus, control method, and programNEC CORP·Filed 2019·Granted Oct 26, 2021·8 cites·12 claims
- 1095US6746114B2Ink set, process for forming colored portion and ink-jet recording apparatusCANON KK·Filed 2002·Granted Jun 8, 2004·48 cites·23 claims
- 1195US5624484ALiquid composition and ink set, and image-forming process and apparatus using the sameCANON KK·Filed 1995·Granted Apr 29, 1997·93 cites·39 claims
- 1294US8899736B2Water-based ink, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming methodCANON KK·Filed 2013·Granted Dec 2, 2014·7 cites·13 claims
- 1394US6238045B1Image forming method, ink-jet recording method and instruments used in such methodsCANON KK·Filed 1998·Granted May 29, 2001·106 cites·18 claims
- 1494US5835116AImage forming method employing ink-jet recording systemCANON KK·Filed 1996·Granted Nov 10, 1998·102 cites·20 claims
- 1593US8672465B2Water-based ink, ink jet recording method, ink cartridge, recording unit, ink jet apparatus, and image forming methodSANADA MIKIO·Filed 2011·Granted Mar 18, 2014·8 cites·18 claims
- 1693US7371274B2Water-based ink, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming method.CANON KK·Filed 2004·Granted May 13, 2008·35 cites·15 claims
- 1793US6733120B2Ink set for ink-jet recording, recording method, ink cartridge, recording unit, and ink-jet recording apparatusCANON KK·Filed 2002·Granted May 11, 2004·41 cites·22 claims
- 1892US5614007AInk set, and method and apparatus for image formation employing the sameCANON KK·Filed 1995·Granted Mar 25, 1997·70 cites·33 claims
- 1992US4495560AFluctuating drive systemTOYODA CHUO KENKYUSHO KK·Filed 1981·Granted Jan 22, 1985·76 cites·51 claims
- 2089US4626371AMagnetic compositeCELANESE CORP·Filed 1985·Granted Dec 2, 1986·41 cites·19 claims
- 2188US6942825B2Silver compound pasteFUJIKURA LTD·Filed 2002·Granted Sep 13, 2005·25 cites·3 claims
- 2288US5985975ALiquid composition, ink set and method and apparatus for image by using the composition and ink setCANON KK·Filed 1996·Granted Nov 16, 1999·49 cites·16 claims
- 2387US6719400B2Recovery processing method and unit of ink jet printing apparatusCANON KK·Filed 2001·Granted Apr 13, 2004·31 cites·11 claims
- 2487US5700314AImage forming method, and ink set and ink-jet machinery used thereinCANON KK·Filed 1995·Granted Dec 23, 1997·53 cites·30 claims
- 2587US4692480AThermoplastic resin compositionPOLYPLASTICS CO·Filed 1986·Granted Sep 8, 1987·46 cites·9 claims
- 2687US2025069500A1Helmet wearing determination method, helmet wearing determination system, helmet wearing determination apparatus, and programNEC CORP·Filed 2024·Application pending·0 cites
- 2786US9180680B2Water-based ink, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming methodCANON KK·Filed 2014·Granted Nov 10, 2015·2 cites·12 claims
- 2886US4655280ADie cooling pipeFUSO LIGHT ALLOYS CO LTD·Filed 1986·Granted Apr 7, 1987·57 cites·1 claims
- 2985US12175687B2Information processing apparatus, control method, and programNEC CORP·Filed 2023·Granted Dec 24, 2024·0 cites·17 claims
- 3085US12165339B2Information processing apparatus, control method, and programNEC CORP·Filed 2023·Granted Dec 10, 2024·0 cites·17 claims
- 3184US12165508B2Helmet wearing determination method, helmet wearing determination system, helmet wearing determination apparatus, and programNEC CORP·Filed 2023·Granted Dec 10, 2024·0 cites·15 claims
- 3284US8503728B2Road marking image processing device, road marking image processing method, and programTAKAHASHI KATSUHIKO·Filed 2008·Granted Aug 6, 2013·8 cites·14 claims
- 3383US6794427B2Liquid composition and ink set, and image-forming process and apparatus using the sameCANON KK·Filed 1996·Granted Sep 21, 2004·36 cites·75 claims
- 3482US4772421AProcess for producing electroconductive resin compositePOLYPLASTICS CO·Filed 1986·Granted Sep 20, 1988·38 cites·18 claims
- 3582US2025113014A1Surveillance system, surveillance method, and programNEC CORP·Filed 2024·Application pending·0 cites
- 3681US6652053B2Substrate for ink-jet printing head, ink-jet printing head, ink-jet cartridge, ink-jet printing apparatus, and method for detecting ink in ink-jet printing headCANON KK·Filed 2001·Granted Nov 25, 2003·22 cites·26 claims
- 3781US6521323B1Recording mediumCANON KK·Filed 1997·Granted Feb 18, 2003·31 cites·20 claims
- 3881US4971727AConductive primer for plastics or conductive primer surfacer paint and coated plastics molded productsPOLYPLASTICS CO·Filed 1989·Granted Nov 20, 1990·36 cites·4 claims
- 3979US11151714B2Anomaly detection apparatus, anomaly detection method, and computer-readable recording mediumNEC CORP·Filed 2017·Granted Oct 19, 2021·3 cites·12 claims
- 4079US8014601B2Pattern recognizing apparatus, pattern recognizing method and pattern recognizing programNEC CORP·Filed 2006·Granted Sep 6, 2011·14 cites·12 claims
- 4179US4737398AMetallic film with laminated layer of an anisotropic melt phase forming polymerPOLYPLASTICS CO·Filed 1985·Granted Apr 12, 1988·32 cites·46 claims
- 4278US10887561B2Surveillance system, surveillance method, and programNEC CORP·Filed 2019·Granted Jan 5, 2021·2 cites·14 claims
- 4378US10699422B2Information processing apparatus, control method, and programNEC CORP·Filed 2017·Granted Jun 30, 2020·1 cites·11 claims
- 4478US9104702B2Positioning systemTAKAHASHI KATSUHIKO·Filed 2011·Granted Aug 11, 2015·5 cites·20 claims
- 4578US7660645B2Production management method and production management systemELPIDA MEMORY INC·Filed 2007·Granted Feb 9, 2010·6 cites·15 claims
- 4678US4777204AGear comprising fiber-reinforced anisotropic melt-forming polymer formed via injection molding under specified conditionsPOLYPLASTICS CO·Filed 1987·Granted Oct 11, 1988·30 cites·19 claims
- 4778US4719171AOptical discPOLYPLASTICS CO INC·Filed 1987·Granted Jan 12, 1988·22 cites·22 claims
- 4878US4511708AProcess for manufacturing polytetramethylene terephthalatePOLYPLASTICS CO·Filed 1984·Granted Apr 16, 1985·25 cites·16 claims
- 4977US10679078B2Helmet wearing determination method, helmet wearing determination system, helmet wearing determination apparatus, and programNEC CORP·Filed 2019·Granted Jun 9, 2020·1 cites·12 claims
- 5076US11823398B2Information processing apparatus, control method, and programNEC CORP·Filed 2022·Granted Nov 21, 2023·0 cites·20 claims
Showing the top 50 of 136 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →