Inventor · disambiguated record
Tetsushi Ishikawa
Also filed as: ISHIKAWA TETSUSHI
24 granted patents·7 pending applications·43 citations·filing 1986–2023
92Inventor score
Top patents by PatentIndex Score
31 records- 0196US10022979B2Liquid ejection head, liquid ejection apparatus, and manufacturing methodCANON KK·Filed 2016·Granted Jul 17, 2018·9 cites·22 claims
- 0279US10894409B2Method of manufacturing a liquid ejection headCANON KK·Filed 2018·Granted Jan 19, 2021·1 cites·14 claims
- 0379US10150292B2Liquid discharge head, manufacturing method therefor, and recording methodCANON KK·Filed 2017·Granted Dec 11, 2018·1 cites·17 claims
- 0475US7993795B2Electronic deviceCASIO COMPUTER CO LTD·Filed 2007·Granted Aug 9, 2011·3 cites·9 claims
- 0567US11161344B2Method for manufacturing substrate and liquid ejection head substrateCANON KK·Filed 2019·Granted Nov 2, 2021·0 cites·9 claims
- 0667US8097301B2Electrical insulation film manufacturing methodISHIKAWA TETSUSHI·Filed 2007·Granted Jan 17, 2012·3 cites·8 claims
- 0764US9914295B2Method for manufacturing structureCANON KK·Filed 2016·Granted Mar 13, 2018·1 cites·19 claims
- 0863US12409656B2Method for manufacturing element substrate, element substrate, and liquid ejection headCANON KK·Filed 2023·Granted Sep 9, 2025·0 cites·10 claims
- 0960US8641979B2Reaction device and electronic equipmentENDO MOTOKI·Filed 2008·Granted Feb 4, 2014·1 cites·2 claims
- 1054US11465418B2Manufacturing method for structure and manufacturing method for liquid ejection headCANON KK·Filed 2021·Granted Oct 11, 2022·0 cites·13 claims
- 1153US11155093B2Method of producing structure, protective substrate, and method of producing protective substrateCANON KK·Filed 2019·Granted Oct 26, 2021·0 cites·15 claims
- 1253US2024066871A1Method for manufacturing flow path memberCANON KK·Filed 2023·Application pending·0 cites
- 1353US2009246576A1Reaction device and electronic equipmentCASIO COMPUTER CO LTD·Filed 2009·Application pending·0 cites
- 1452US11424157B2Method of manufacturing structureCANON KK·Filed 2020·Granted Aug 23, 2022·0 cites·12 claims
- 1552US2008171245A1Heat radiation preventing film, reaction device, fuel cell device, electronic equipment, heat reflecting film, and heat insulating containerCASIO COMPUTER CO LTD·Filed 2008·Application pending·0 cites
- 1650US10618286B2Manufacturing method for structure and manufacturing method for liquid ejecting headCANON KK·Filed 2016·Granted Apr 14, 2020·0 cites·8 claims
- 1750US2019255831A1Method of attaching resin film and method of manufacturing liquid ejection headCANON KK·Filed 2019·Application pending·0 cites
- 1849US10303062B2Method of manufacturing structure and method of manufacturing liquid ejection headCANON KK·Filed 2017·Granted May 28, 2019·0 cites·15 claims
- 1948US8883404B2Process for producing a liquid ejection headCANON KK·Filed 2014·Granted Nov 11, 2014·0 cites·6 claims
- 2047US10315425B2Method of producing structure and method of producing liquid discharge headCANON KK·Filed 2017·Granted Jun 11, 2019·0 cites·14 claims
- 2146US8877433B2Method of manufacturing liquid injection head and exposure methodCANON KK·Filed 2013·Granted Nov 4, 2014·0 cites·14 claims
- 2245US2021213765A1Liquid ejection apparatus and method of attaching and detaching waste liquid containerCANON KK·Filed 2021·Application pending·0 cites
- 2345US2017087747A1Manufacture method of liquid ejection headCANON KK·Filed 2016·Application pending·0 cites
- 2445US2021237455A1Liquid ejection apparatus and liquid collection containerCANON KK·Filed 2021·Application pending·0 cites
- 2544US10364142B2Method of forming space for use in analysis devicesCANON KK·Filed 2017·Granted Jul 30, 2019·0 cites·8 claims
- 2644US10279589B2Method for manufacturing structureCANON KK·Filed 2017·Granted May 7, 2019·0 cites·20 claims
- 2744US4840142AApparatus for raising small animalsHAYASHIBARA BIOCHEM LAB·Filed 1987·Granted Jun 20, 1989·11 cites·20 claims
- 2844US4784084ABreeding cage for small animal and breeding of small animal using the sameHAYASHIBARA BIOCHEM LAB·Filed 1986·Granted Nov 15, 1988·13 cites·17 claims
- 2943US10401730B2Method for producing microstructure and method for producing liquid ejection headCANON KK·Filed 2016·Granted Sep 3, 2019·0 cites·14 claims
- 3043US8770719B2Liquid discharge headISHIKAWA TETSUSHI·Filed 2012·Granted Jul 8, 2014·0 cites·6 claims
- 3140US9738076B2Manufacturing method of liquid ejection headSATO TAMAKI·Filed 2012·Granted Aug 22, 2017·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →