Inventor · disambiguated record
Youichi Ishikawa
Also filed as: ISHIKAWA YOUICHI · OHASHI MINORU
14 granted patents·1 pending application·358 citations·filing 1978–2020
94Inventor score
Files withNITTO KOGYO KK6MITSUBISHI MATERIALS CORP4ORIENTAL YEAST CO LTD2MINOLTA CAMERA KK1NIPPON KOKAN KK1
Top patents by PatentIndex Score
15 records- 0195US5465146AFixing device for electrophotographic apparatusNITTO KOGYO KK·Filed 1994·Granted Nov 7, 1995·55 cites·11 claims
- 0289US5282703AIndexable cutter insertMITSUBISHI MATERIALS CORP·Filed 1992·Granted Feb 1, 1994·71 cites·9 claims
- 0386USD345985SCutter insertMITSUBISHI MATERIALS CORP·Filed 1992·Granted Apr 12, 1994·29 cites·1 claims
- 0483USD345984SCutter insertMITSUBISHI MATERIALS CORP·Filed 1992·Granted Apr 12, 1994·25 cites·1 claims
- 0583US4757347AOil applying roller for use in an electrophotographic copying apparatusMINOLTA CAMERA KK·Filed 1987·Granted Jul 12, 1988·27 cites·4 claims
- 0682USD357692SCutter insertMITSUBISHI MATERIALS CORP·Filed 1992·Granted Apr 25, 1995·24 cites·1 claims
- 0778USRE36962EFixing device for electrophotographic apparatusNITTO KOGYO KK·Filed 1996·Granted Nov 21, 2000·28 cites·11 claims
- 0867US6212356B1Fixing apparatusNITTO KOGYO KK·Filed 1998·Granted Apr 3, 2001·18 cites·35 claims
- 0965US5853832AOil application roll for electrophotograph fixation and method of fabricating the sameNITTO KOGYO KK·Filed 1996·Granted Dec 29, 1998·23 cites·6 claims
- 1062US6652433B1Oil application roller for use in an image-forming apparatusNITTO KOGYO KK·Filed 2000·Granted Nov 25, 2003·13 cites·21 claims
- 1162US6137984AToner image fixing apparatusNITTO KOGYO KK·Filed 1999·Granted Oct 24, 2000·15 cites·16 claims
- 1255US2022208361A1Care support system, care support information registration system, care support method, and care support information registration methodSHELPA CO LTD·Filed 2020·Application pending·0 cites
- 1353US4252627AElectrical oxygen probeORIENTAL YEAST CO LTD·Filed 1979·Granted Feb 24, 1981·14 cites·1 claims
- 1445US4981519AHydraulic hardening material and method of manufacturing the sameNIPPON KOKAN KK·Filed 1987·Granted Jan 1, 1991·7 cites·13 claims
- 1542US4178223AElectrical oxygen probeORIENTAL YEAST CO LTD·Filed 1978·Granted Dec 11, 1979·9 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →