Inventor · disambiguated record
Katsumi Hirai
Also filed as: HIRAI KATSUMI
7 granted patents·223 citations·filing 1974–2000
88Inventor score
Top patents by PatentIndex Score
7 records- 0187US6530087B1Cable network system with ingress noise suppressing functionTOSHIBA KK·Filed 2000·Granted Mar 4, 2003·34 cites·13 claims
- 0283US6556834B1CDMA mobile terminal apparatusTOSHIBA KK·Filed 2000·Granted Apr 29, 2003·43 cites·19 claims
- 0383US6160990ACable network system with ingress noise suppressing functionTOSHIBA KK·Filed 1999·Granted Dec 12, 2000·73 cites·7 claims
- 0470US4346347ADiode faults detecting apparatusTOKYO SHIBAURA ELECTRIC CO·Filed 1979·Granted Aug 24, 1982·20 cites·2 claims
- 0566US6240279B1Transmission power control apparatus and a radio communication apparatus including the transmission power control apparatusTOSHIBA KK·Filed 1999·Granted May 29, 2001·26 cites·11 claims
- 0666US3960507AApparatus for removing nitrogen oxides from a contaminated gas containing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1974·Granted Jun 1, 1976·19 cites·3 claims
- 0734US7020122B1CDMA system mobile radio terminal equipmentTOSHIBA KK·Filed 1999·Granted Mar 28, 2006·8 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →