Assignee
SANKYO KOGAKU KOGYO KK
JP·3 granted patents·39 citations·filing 1977–1978
Top patents by PatentIndex Score
3 records- 0167US4154510ALens barrelSANKYO KOGAKU KOGYO KK·Filed 1977·Granted May 15, 1979·29 cites·8 claims
- 0245US4171885AAutomatic focussing apparatusSANKYO KOGAKU KOGYO KK·Filed 1978·Granted Oct 23, 1979·9 cites·5 claims
- 0331US4186300AFocus detectorSANKYO KOGAKU KOGYO KK·Filed 1978·Granted Jan 29, 1980·1 cites·4 claims
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