Inventor · disambiguated record
Katsuhiko Matsunaga
Also filed as: MATSUNAGA KATSUHIKO
9 granted patents·79 citations·filing 1990–2020
83Inventor score
Top patents by PatentIndex Score
9 records- 0179US5360657ACoated printing paper and process for producing the sameJUJO PAPER CO LTD·Filed 1992·Granted Nov 1, 1994·44 cites·9 claims
- 0264US5972167ATransfer roll coating color and a coated paperJUJO PAPER CO LTD·Filed 1997·Granted Oct 26, 1999·25 cites·11 claims
- 0361US10766276B2Ink jet printing apparatusRISO KAGAKU CORP·Filed 2019·Granted Sep 8, 2020·0 cites·12 claims
- 0460US11390085B2Wiping deviceRISO KAGAKU CORP·Filed 2020·Granted Jul 19, 2022·0 cites·9 claims
- 0559US10500863B2Inkjet head maintenance mechanismRISO KAGAKU CORP·Filed 2018·Granted Dec 10, 2019·0 cites·9 claims
- 0645US10286678B2Inkjet printer with air bubble discharge functionRISO KAGAKU CORP·Filed 2017·Granted May 14, 2019·0 cites·8 claims
- 0745US5215812ACoated printing paperJUJO PAPER CO LTD·Filed 1990·Granted Jun 1, 1993·10 cites·6 claims
- 0844US10457038B2Ink jet printer provided with movable shuttleRISO KAGAKU CORP·Filed 2016·Granted Oct 29, 2019·0 cites·2 claims
- 0944US10363754B2Inkjet printing machineRISO KAGAKU CORP·Filed 2017·Granted Jul 30, 2019·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →