Inventor · disambiguated record
Mitsuhiro Oikawa
Also filed as: MATSUURA SUSUMU · OIKAWA MITSUHIRO
10 granted patents·2 pending applications·149 citations·filing 1978–2009
89Inventor score
Top patents by PatentIndex Score
12 records- 0186US4287229AMethod for surface treatment of phosphor particlesTOKYO SHIBAURA ELECTRIC CO·Filed 1979·Granted Sep 1, 1981·43 cites·6 claims
- 0281US4208299AMethod of preparing zinc sulfide phosphor coactivated with copper and goldTOKYO SHIBAURA ELECTRIC CO·Filed 1978·Granted Jun 17, 1980·20 cites·3 claims
- 0374US6248261B1Electroluminescent phosphor and electroluminescent element using the sameTOSHIBA KK·Filed 1999·Granted Jun 19, 2001·40 cites·22 claims
- 0473US7840804B2Attribute certificate validation method and deviceHITACHI LTD·Filed 2006·Granted Nov 23, 2010·10 cites·15 claims
- 0559US6702958B2Electroluminescent phosphor and electroluminescent element therewithTOSHIBA KK·Filed 2001·Granted Mar 9, 2004·7 cites·18 claims
- 0652US7841001B2Authentication information management method for device embedded with microprocessor unitHITACHI LTD·Filed 2007·Granted Nov 23, 2010·0 cites·8 claims
- 0752US4772818ACathode ray tube with pigment-doped phosphorTOSHIBA KK·Filed 1986·Granted Sep 20, 1988·7 cites·12 claims
- 0846US2009235345A1Authentication system, authentication server apparatus, user apparatus and application server apparatusOIKAWA MITSUHIRO·Filed 2009·Application pending·0 cites
- 0942US6042748ARegenerating method and system for fluorescent materialTOSHIBA KK·Filed 1998·Granted Mar 28, 2000·10 cites·14 claims
- 1041US4804882ACathode-ray tube including a white phosphor screenTOSHIBA KK·Filed 1987·Granted Feb 14, 1989·7 cites·2 claims
- 1139US4806822ACathode ray tube containing zinc silicate phosphorTOSHIBA KK·Filed 1987·Granted Feb 21, 1989·5 cites·4 claims
- 1239US2005193192A1Electronic certificate validity check system and its methodFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →