Inventor · disambiguated record
Takehiko Ohniwa
Also filed as: OHNIWA TAKEHIKO
4 granted patents·42 citations·filing 1980–1981
74Inventor score
Technology areasG03B
Files withCANON KK4
Top patents by PatentIndex Score
4 records- 0183US4351596AElectromagnetic driving source for shutterCANON KK·Filed 1980·Granted Sep 28, 1982·20 cites·1 claims
- 0278US4364654AElectromagnetic release shutterCANON KK·Filed 1981·Granted Dec 21, 1982·15 cites·10 claims
- 0355US4312583AElectromagnetically driven shutter deviceCANON KK·Filed 1980·Granted Jan 26, 1982·6 cites·3 claims
- 0433US4355878AMagnetic deviceCANON KK·Filed 1981·Granted Oct 26, 1982·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →