Inventor · disambiguated record
Tohru Yoshikawa
Also filed as: YOSHIKAWA TOHRU · YOSHIKAWA TORU
9 granted patents·246 citations·filing 1990–1997
87Inventor score
Top patents by PatentIndex Score
9 records- 0192US5520725ADental glass ionomer cement compositionG C DENTAL IND CORP·Filed 1995·Granted May 28, 1996·194 cites·13 claims
- 0274US5614986APhotographic printing apparatusNORITSU KOKI CO LTD·Filed 1995·Granted Mar 25, 1997·14 cites·4 claims
- 0371US5737062AMonitoring apparatus of film with magnetic recording portion in cartridgeNORITSU KOKI CO LTD·Filed 1995·Granted Apr 7, 1998·12 cites·13 claims
- 0458US5612765AFilm cartridge carrierNORITSU KOKI CO LTD·Filed 1995·Granted Mar 18, 1997·7 cites·9 claims
- 0539US5173875ASemiconductor memory deviceTOSHIBA KK·Filed 1990·Granted Dec 22, 1992·7 cites·10 claims
- 0638US5621496APhotoprinting process and deviceNORITSU KOKI CO LTD·Filed 1995·Granted Apr 15, 1997·2 cites·2 claims
- 0736US5870177APhotographic printing apparatusNORITSU KOKI CO LTD·Filed 1994·Granted Feb 9, 1999·2 cites·11 claims
- 0836US5078542AApparatus to prevent the entrance of aquatic species into the intake watercourseHITACHI SHIPBUILDING ENG CO·Filed 1991·Granted Jan 7, 1992·8 cites·1 claims
- 0931US6025903APiece negative feeding apparatusNORITSU KOKI CO LTD·Filed 1997·Granted Feb 15, 2000·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →