Inventor · disambiguated record
Yoshifumi Ishikawa
Also filed as: ISHIKAWA YOSHIFUMI
13 granted patents·1 pending application·239 citations·filing 1990–2002
92Inventor score
Top patents by PatentIndex Score
14 records- 0192US5784521ASignal recording systemCANON KK·Filed 1994·Granted Jul 21, 1998·130 cites·24 claims
- 0276USD369372SCameraCANON KK·Filed 1995·Granted Apr 30, 1996·20 cites·1 claims
- 0375USD425727SComputer cabinetCANON KK·Filed 1999·Granted May 30, 2000·19 cites·1 claims
- 0468US6955292B2Media reader for a removable digital storage mediumCANON USA INC·Filed 2002·Granted Oct 18, 2005·14 cites·18 claims
- 0558USD413116SRear projection displayCANON KK·Filed 1998·Granted Aug 24, 1999·10 cites·1 claims
- 0657USD331936SCombined video camera and video tape recorderCANON KK·Filed 1990·Granted Dec 22, 1992·9 cites·1 claims
- 0748USD345172SVideo camera with video tape recorderCANON KK·Filed 1992·Granted Mar 15, 1994·6 cites·1 claims
- 0848US2004204985A1Digital image service and revenue generationFiled 2001·Application pending·0 cites
- 0947US5175624AVideo system having image combining functionCANON KK·Filed 1991·Granted Dec 29, 1992·11 cites·16 claims
- 1045USD342084SVideo camera with video tape recorderCANON KK·Filed 1992·Granted Dec 7, 1993·5 cites·1 claims
- 1143US5510901ASignal recording system using sound memoryCANON KK·Filed 1994·Granted Apr 23, 1996·5 cites·3 claims
- 1240US6091885ASignal recording system using memory for audio signalCANON KK·Filed 1991·Granted Jul 18, 2000·4 cites·17 claims
- 1339USD392988SCameraCANON KK·Filed 1996·Granted Mar 31, 1998·3 cites·1 claims
- 1437USD437336SSingle-lens reflex camera bodyCANON KK·Filed 2000·Granted Feb 6, 2001·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →