Inventor · disambiguated record
Kentaro Hamma
Also filed as: HAMMA KENTARO
14 granted patents·859 citations·filing 1986–1992
95Inventor score
Files withHITACHI LTD14
Top patents by PatentIndex Score
14 records- 0197US4915516AThermal transfer recording apparatus with ink paper cassetteHITACHI LTD·Filed 1988·Granted Apr 10, 1990·135 cites·13 claims
- 0296US4892425AThermal transfer recording apparatus and ink sheet cassette thereforHITACHI LTD·Filed 1987·Granted Jan 9, 1990·122 cites·14 claims
- 0395USRE34521EThermal transfer recording apparatus with ink paper cassetteHITACHI LTD·Filed 1992·Granted Jan 25, 1994·104 cites·13 claims
- 0495US4901090AInked sheet cassette and thermal transfer-type recording apparatusHITACHI LTD·Filed 1988·Granted Feb 13, 1990·118 cites·23 claims
- 0593US5079565AThermal transfer printing apparatus and ink paper cassetteHITACHI LTD·Filed 1989·Granted Jan 7, 1992·79 cites·30 claims
- 0691US5109281AVideo printer with separately stored digital signals printed in separate areas to form a print of multiple imagesHITACHI LTD·Filed 1991·Granted Apr 28, 1992·115 cites·13 claims
- 0782US5251074AMethod and apparatus for controlling a video signal print systemHITACHI LTD·Filed 1990·Granted Oct 5, 1993·36 cites·28 claims
- 0880US4844770AThermal-transfer recording apparatusHITACHI LTD·Filed 1987·Granted Jul 4, 1989·39 cites·11 claims
- 0979US5146323ASignal processing circuit including a white balance adjusting circuit in a color video printer apparatusHITACHI LTD·Filed 1989·Granted Sep 8, 1992·39 cites·10 claims
- 1073US5045951AVideo signal processor and video signal processing method for a video printerHITACHI LTD·Filed 1989·Granted Sep 3, 1991·27 cites·22 claims
- 1167US5028993AVideo printer having data are stored in main and sub memories are read out in synchronism thereby generating a synthesized picture dataHITACHI LTD·Filed 1989·Granted Jul 2, 1991·21 cites·9 claims
- 1257US4794404AThermal transfer printerHITACHI LTD·Filed 1986·Granted Dec 27, 1988·11 cites·11 claims
- 1349US5157414AThick film type thermal head and thermal recording deviceHITACHI LTD·Filed 1990·Granted Oct 20, 1992·11 cites·15 claims
- 1430US4855840AControl circuit for video printerHITACHI LTD·Filed 1988·Granted Aug 8, 1989·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →