Inventor · disambiguated record

Katumi Itoyama

Also filed as: ITOYAMA KATUMI

2 granted patents·32 citations·filing 1983–1989

61Inventor score

Technology areasH01H

Files withTOKYO SHIBAURA ELECTRIC CO1 TOSHIBA KK1

Top patents by PatentIndex Score

2 records

0175US4924044ALight emitting push button switch for an electronic apparatusTOSHIBA KK·Filed 1989·Granted May 8, 1990·26 cites·10 claims
0244US4533805AManual operating device for a slide type electrical deviceTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted Aug 6, 1985·6 cites·11 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →