Inventor · disambiguated record
Katsuhisa Kamio
Also filed as: KAMIO KATSUHISA
5 granted patents·76 citations·filing 1997–1998
82Inventor score
Technology areasB41M
Files withRICOH KK5
Top patents by PatentIndex Score
5 records- 0173US5942377AReversible thermosensitive composition and reversible thermosensitive recording medium using sameRICOH KK·Filed 1997·Granted Aug 24, 1999·24 cites·4 claims
- 0266US6090192AReversible thermosensitive coloring composition and reversible thermosensitive recording medium using sameRICOH KK·Filed 1998·Granted Jul 18, 2000·15 cites·3 claims
- 0361US5955225AReversible thermosensitive coloring composition and reversible thermosensitive recording medium using sameRICOH KK·Filed 1997·Granted Sep 21, 1999·14 cites·4 claims
- 0459US5891823AReversible thermosensitive recording mediumRICOH KK·Filed 1997·Granted Apr 6, 1999·11 cites·1 claims
- 0557US5868821AThermally reversible color forming composition and thermally reversible recording medium using the thermally reversible color forming compositionRICOH KK·Filed 1997·Granted Feb 9, 1999·12 cites·11 claims
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