Inventor · disambiguated record
Yuichiro Akama
Also filed as: AKAMA YUICHIRO
35 granted patents·1 pending application·194 citations·filing 1998–2019
96Inventor score
Top patents by PatentIndex Score
36 records- 0194US9321274B2Liquid ejection cartridge and liquid ejection apparatusCANON KK·Filed 2015·Granted Apr 26, 2016·7 cites·20 claims
- 0294US8087759B2Print head with offset ejection portsOIKAWA MASAKI·Filed 2009·Granted Jan 3, 2012·29 cites·5 claims
- 0391US9221258B2Liquid ejection head, liquid ejection device and method of electrically connecting liquid ejection head and liquid containerCANON KK·Filed 2015·Granted Dec 29, 2015·4 cites·20 claims
- 0489US9375920B2Liquid ejection headCANON KK·Filed 2015·Granted Jun 28, 2016·3 cites·19 claims
- 0589US7963635B2Inkjet print headCANON KK·Filed 2008·Granted Jun 21, 2011·11 cites·6 claims
- 0687US8231203B2Ink jet print head, ink jet printing apparatus and ink jet printing methodAKAMA YUICHIRO·Filed 2009·Granted Jul 31, 2012·13 cites·11 claims
- 0784US9533504B2Liquid discharge head and liquid discharge deviceCANON KK·Filed 2015·Granted Jan 3, 2017·2 cites·16 claims
- 0883US9446592B2Liquid ejection cartridge and liquid ejection apparatusCANON KK·Filed 2015·Granted Sep 20, 2016·2 cites·15 claims
- 0983US8100505B2Liquid ejecting head and manufacturing dimension control methodKURODA TOMOTSUGU·Filed 2008·Granted Jan 24, 2012·9 cites·6 claims
- 1082US8052251B2Ink jet recording headCANON KK·Filed 2007·Granted Nov 8, 2011·6 cites·2 claims
- 1181US9266329B2Liquid ejection headCANON KK·Filed 2015·Granted Feb 23, 2016·2 cites·20 claims
- 1281US7600839B2Recording apparatus which can prevent block switching noisesCANON KK·Filed 2006·Granted Oct 13, 2009·6 cites·6 claims
- 1380US6286933B1Ink jet headCANON KK·Filed 1998·Granted Sep 11, 2001·38 cites·11 claims
- 1478US7938511B2Liquid ejection head, inkjet printing apparatus and liquid ejecting methodCANON KK·Filed 2008·Granted May 10, 2011·5 cites·10 claims
- 1574US7740333B2Printhead, head cartridge, and printing apparatus using restriction circuit for restricting input of signalsCANON KK·Filed 2007·Granted Jun 22, 2010·3 cites·1 claims
- 1673US8210655B2Liquid ejection head and manufacturing method of liquid ejection headMURAOKA CHIAKI·Filed 2009·Granted Jul 3, 2012·4 cites·8 claims
- 1769US6837564B2Head, recording apparatus having the head, method for identifying the head, and method for giving identification information to the headCANON KK·Filed 2002·Granted Jan 4, 2005·10 cites·13 claims
- 1869US6186616B1Ink jet head having an improved orifice plate, a method for manufacturing such ink jet heads, and an ink jet apparatus provided with such ink jet headCANON KK·Filed 1998·Granted Feb 13, 2001·25 cites·6 claims
- 1964US10730299B2Method for manufacturing liquid discharge head, liquid discharge head, and method for manufacturing liquid discharge head substrateCANON KK·Filed 2019·Granted Aug 4, 2020·0 cites·7 claims
- 2063US8511808B2Liquid-ejecting recording head and liquid-ejecting recording apparatusYAMAGUCHI YUKUO·Filed 2008·Granted Aug 20, 2013·2 cites·9 claims
- 2160US10239317B2Method for manufacturing liquid discharge head, liquid discharge head, and method for manufacturing liquid discharge head substrateCANON KK·Filed 2017·Granted Mar 26, 2019·0 cites·16 claims
- 2251US8991975B2Liquid ejection head having structural modifications to film layers and method of manufacturing the sameCANON KK·Filed 2013·Granted Mar 31, 2015·0 cites·15 claims
- 2350US10259222B2Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2017·Granted Apr 16, 2019·0 cites·6 claims
- 2450US10081184B2Liquid discharge headCANON KK·Filed 2017·Granted Sep 25, 2018·0 cites·7 claims
- 2550US8959735B2Manufacturing method of liquid ejection head, liquid ejection head, and inkjet printing apparatusCANON KK·Filed 2013·Granted Feb 24, 2015·0 cites·6 claims
- 2650US6601940B2Head, recording apparatus having the head, method for identifying the head, and method for giving identification information to the headCANON KK·Filed 1998·Granted Aug 5, 2003·9 cites·7 claims
- 2749US2010165025A1Printhead, head cartridge, and printing apparatusCANON KK·Filed 2010·Application pending·0 cites
- 2848US10093098B2Liquid discharging headCANON KK·Filed 2017·Granted Oct 9, 2018·0 cites·16 claims
- 2947US10252521B2Liquid discharge headCANON KK·Filed 2017·Granted Apr 9, 2019·0 cites·11 claims
- 3045US9421771B2Liquid ejection head and method of manufacturing the sameCANON KK·Filed 2015·Granted Aug 23, 2016·0 cites·13 claims
- 3145US7784908B2Flexible film wiring board and liquid discharge headCANON KK·Filed 2005·Granted Aug 31, 2010·0 cites·4 claims
- 3244US10300699B2Liquid discharge head, liquid discharge apparatus, and manufacturing methodCANON KK·Filed 2017·Granted May 28, 2019·0 cites·6 claims
- 3344US10150295B2Liquid ejection head and method for manufacturing the sameCANON KK·Filed 2017·Granted Dec 11, 2018·0 cites·15 claims
- 3441USD447514SPrinting head for computer printerCANON KK·Filed 2000·Granted Sep 4, 2001·4 cites·1 claims
- 3540US8342648B2Inkjet headCANON KK·Filed 2010·Granted Jan 1, 2013·0 cites·9 claims
- 3638US10144219B2Liquid discharge headCANON KK·Filed 2017·Granted Dec 4, 2018·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →