Inventor · disambiguated record
Koichi Touma
Also filed as: TOUMA KOICHI
2 granted patents·12 citations·filing 1992–1995
56Inventor score
Technology areasB41J
Files withCANON KK2
Top patents by PatentIndex Score
2 records- 0141US5992980ASubstrate for ink jet head, ink jet head provided with said substrate and ink jet apparatus having such ink jet headCANON KK·Filed 1995·Granted Nov 30, 1999·7 cites·33 claims
- 0240US5477252ASubstrate for ink jet head, ink jet head provided with said substrate and ink jet apparatus having such ink jet headCANON KK·Filed 1992·Granted Dec 19, 1995·5 cites·33 claims
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