Inventor · disambiguated record
Kohei Kitahara
Also filed as: KITAHARA KOHEI
18 granted patents·622 citations·filing 1986–2004
96Inventor score
Top patents by PatentIndex Score
18 records- 0193US5157421AInk cartridgeSEIKO EPSON CORP·Filed 1991·Granted Oct 20, 1992·102 cites·36 claims
- 0291US5933170AInk jet print headNGK INSULATORS LTD·Filed 1997·Granted Aug 3, 1999·85 cites·18 claims
- 0390US5856837AInk jet recording head with vibrating element having greater width than drive electrodeSEIKO EPSON CORP·Filed 1994·Granted Jan 5, 1999·59 cites·22 claims
- 0489US6290340B1Multi-layer ink jet print head and manufacturing method thereforSEIKO EPSON CORP·Filed 1997·Granted Sep 18, 2001·60 cites·6 claims
- 0587US5956829AMethod of manufacturing an ink jet recording headSEIKO EPSON CORP·Filed 1996·Granted Sep 28, 1999·48 cites·14 claims
- 0686US5880756AInk jet recording headSEIKO EPSON CORP·Filed 1994·Granted Mar 9, 1999·47 cites·6 claims
- 0781US6502929B1Laminated ink jet recording head having a plurality of actuator unitsSEIKO EPSON CORP·Filed 1994·Granted Jan 7, 2003·34 cites·24 claims
- 0878US6270203B1Multilayer ink jet recording head having a pressure generating unit and a flow path unitSEIKO EPSON CORP·Filed 1996·Granted Aug 7, 2001·33 cites·16 claims
- 0976US6601949B1Actuator unit for ink jet recording headSEIKO EPSON CORP·Filed 2000·Granted Aug 5, 2003·14 cites·15 claims
- 1072US6334673B1Ink jet print head with plural electrodesSEIKO EPSON CORP·Filed 1999·Granted Jan 1, 2002·22 cites·5 claims
- 1172US5929881AInk jet recording head having improved arrangement of electrodesSEIKO EPSON CORP·Filed 1995·Granted Jul 27, 1999·27 cites·23 claims
- 1270US6206501B1Ink jet recording headSEIKO EPSON CORP·Filed 1998·Granted Mar 27, 2001·23 cites·14 claims
- 1367US6073321AManufacturing method for an ink jet recording headSEIKO EPSON CORP·Filed 1997·Granted Jun 13, 2000·20 cites·7 claims
- 1465US4691911APaper feeding apparatus for printersSEIKO EPSON CORP·Filed 1986·Granted Sep 8, 1987·14 cites·24 claims
- 1559US6279443B1Die cut rollNIPPON TUNGSTEN·Filed 1998·Granted Aug 28, 2001·23 cites·25 claims
- 1658US6902262B2Laminated ink jet recording headSEIKO EPSON CORP·Filed 2004·Granted Jun 7, 2005·5 cites·3 claims
- 1754US6929354B2Multi-layer ink jet recording head and manufacturing method thereforSEIKO EPSON CORP·Filed 2003·Granted Aug 16, 2005·4 cites·4 claims
- 1847US6893117B2Laminated ink jet recording headSEIKO EPSON CORP·Filed 2002·Granted May 17, 2005·2 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →