Inventor · disambiguated record
Yasutomo Watanabe
Also filed as: WATANABE YASUTOMO
26 granted patents·495 citations·filing 1988–2008
97Inventor score
Top patents by PatentIndex Score
26 records- 0197US7775638B2Ink jet recording head and recording apparatusCANON KK·Filed 2005·Granted Aug 17, 2010·47 cites·6 claims
- 0291US6241340B1Ink-jet recording head, process for producing the head and ink-jet recording apparatus employing the headCANON KK·Filed 1997·Granted Jun 5, 2001·80 cites·37 claims
- 0390US7789499B2Ink jet print head and method of manufacturing ink jet print headCANON KK·Filed 2008·Granted Sep 7, 2010·12 cites·16 claims
- 0490US6471901B1Method for manufacturing ink jet recording head using thermohardening fillerCANON KK·Filed 2000·Granted Oct 29, 2002·40 cites·6 claims
- 0589US7690767B2Ink jet recording head and ink jet recording apparatusCANON KK·Filed 2005·Granted Apr 6, 2010·11 cites·5 claims
- 0687US6659591B2Ink jet recording head and producing method for the sameCANON KK·Filed 2001·Granted Dec 9, 2003·32 cites·26 claims
- 0787US6137510AInk jet headCANON KK·Filed 1997·Granted Oct 24, 2000·59 cites·16 claims
- 0886US5227812ALiquid jet recording head with bump connector wiringCANON KK·Filed 1992·Granted Jul 13, 1993·48 cites·9 claims
- 0982US8177330B2Liquid discharge head, ink jet recording head and ink jet recording apparatusSUGANUMA TAKATOSHI·Filed 2006·Granted May 15, 2012·19 cites·8 claims
- 1078US7625072B2Ink jet recording head and recording apparatusCANON KK·Filed 2005·Granted Dec 1, 2009·5 cites·6 claims
- 1169US6877839B2Method for manufacturing an ink jet recording head, an ink jet recording head manufactured by such method of manufacture, and an ink jet recording apparatus having such ink jet recording head mounted thereonCANON KK·Filed 2001·Granted Apr 12, 2005·10 cites·22 claims
- 1269US5243363AInk-jet recording head having bump-shaped electrode and protective layer providing structural supportCANON KK·Filed 1992·Granted Sep 7, 1993·21 cites·9 claims
- 1365US6935726B2Printing head and ink jet printing apparatus which performs printing with the printing headCANON KK·Filed 2003·Granted Aug 30, 2005·9 cites·12 claims
- 1465US5696543ARecording head which detects temperature of an element chip and corrects for variations in that detected temperature, and cartridge and apparatus having such a headCANON KK·Filed 1994·Granted Dec 9, 1997·19 cites·31 claims
- 1559US6799833B2Ink jet recording head and ink jet recording apparatusCANON KK·Filed 2001·Granted Oct 5, 2004·7 cites·8 claims
- 1656US6688728B2Ink-jet recording head, ink-jet recording apparatus, and electronic equipmentCANON KK·Filed 2001·Granted Feb 10, 2004·6 cites·6 claims
- 1755US5798780ARecording element driving unit having extra driving element to facilitate assembly and apparatus using sameCANON KK·Filed 1995·Granted Aug 25, 1998·15 cites·24 claims
- 1854US6789865B2Printing apparatus and printing systemCANON KK·Filed 2002·Granted Sep 14, 2004·4 cites·21 claims
- 1954US6119334AMethod and apparatus for connecting wiring boards and ink jet recording head and recording apparatusCANON KK·Filed 1998·Granted Sep 19, 2000·14 cites·11 claims
- 2049US4887099ASubstrate for an ink jet recording head having electrodes formed on a glaze layer, and a recording head and apparatus using the substrateCANON KK·Filed 1988·Granted Dec 12, 1989·6 cites·33 claims
- 2146US6149265ARecording element unit, ink jet recording element unit, ink jet cartridge and ink jet recording apparatusCANON KK·Filed 1998·Granted Nov 21, 2000·9 cites·7 claims
- 2244US6132031AInk-jet head, ink-jet cartridge and ink-jet printing apparatusCANON KK·Filed 1997·Granted Oct 17, 2000·8 cites·15 claims
- 2344US5483270ASubstrate for ink jet headCANON KK·Filed 1994·Granted Jan 9, 1996·6 cites·19 claims
- 2443US8100508B2Ink jet printing headSAITO RIICHI·Filed 2008·Granted Jan 24, 2012·0 cites·7 claims
- 2539US6186613B1Recording head and recording apparatus using the sameCANON KK·Filed 1997·Granted Feb 13, 2001·5 cites·13 claims
- 2639US5608435AMethod for producing ink jet head having a plated bump-shaped electrodeCANON KK·Filed 1993·Granted Mar 4, 1997·3 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →