Inventor · disambiguated record
Zenichi Ohkura
Also filed as: OHKURA ZENICHI
4 granted patents·43 citations·filing 1978–1983
76Inventor score
Files withASAHI OPTICAL CO LTD4
Top patents by PatentIndex Score
4 records- 0174US4417798AData transmitting electrical contact means switching device in cameraASAHI OPTICAL CO LTD·Filed 1981·Granted Nov 29, 1983·13 cites·4 claims
- 0266US4183661AEnlarger lens system having stop-value scale illuminating mechanismASAHI OPTICAL CO LTD·Filed 1978·Granted Jan 15, 1980·7 cites·10 claims
- 0359US4560237ALens driving apparatus in camerasASAHI OPTICAL CO LTD·Filed 1983·Granted Dec 24, 1985·17 cites·7 claims
- 0436US4208102AEnlargement lens mountASAHI OPTICAL CO LTD·Filed 1978·Granted Jun 17, 1980·6 cites·10 claims
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