Inventor · disambiguated record
Kohji Watanabe
Also filed as: WATANABE KOHJI
9 granted patents·293 citations·filing 1993–1998
90Inventor score
Technology areasB41J
Files withSEIKO EPSON CORP9
Top patents by PatentIndex Score
9 records- 0194US6170940B1Ink jet type recording unit, and printer with itSEIKO EPSON CORP·Filed 1998·Granted Jan 9, 2001·98 cites·24 claims
- 0291US5748210AInk jet type recording unit with an improved carriage structureSEIKO EPSON CORP·Filed 1995·Granted May 5, 1998·69 cites·21 claims
- 0387US5872583AUsing fusible films having windows supplied with adhesive and gap materialSEIKO EPSON CORP·Filed 1995·Granted Feb 16, 1999·58 cites·17 claims
- 0476US5481284APrinter having line-type ink jet recording headSEIKO EPSON CORP·Filed 1993·Granted Jan 2, 1996·36 cites·26 claims
- 0569US6584687B1Method of manufacturing an ink-jet recording head using a thermally fusible film that does not close communication holesSEIKO EPSON CORP·Filed 1997·Granted Jul 1, 2003·23 cites·19 claims
- 0648USD379637SPrint head of ink jet printerSEIKO EPSON CORP·Filed 1995·Granted Jun 3, 1997·5 cites·1 claims
- 0739USD391604SPrint head of ink jet printerSEIKO EPSON CORP·Filed 1996·Granted Mar 3, 1998·3 cites·1 claims
- 0833USD390260SLever for recording unit of ink jet printerSEIKO EPSON CORP·Filed 1996·Granted Feb 3, 1998·1 cites·1 claims
- 0931USD384372SLever for print head for an ink jet printerSEIKO EPSON CORP·Filed 1995·Granted Sep 30, 1997·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →