Inventor · disambiguated record
Yoshiro Kotaka
Also filed as: KOTAKA YOSHIRO · OHMORI SACHIO
3 granted patents·46 citations·filing 1979–1984
72Inventor score
Files withNIPPON KOGAKU KK3
Top patents by PatentIndex Score
3 records- 0180US4196997AInterchangeable lens for a cameraNIPPON KOGAKU KK·Filed 1979·Granted Apr 8, 1980·12 cites·7 claims
- 0260US4636041AAperture device for zoom lensNIPPON KOGAKU KK·Filed 1984·Granted Jan 13, 1987·17 cites·9 claims
- 0360US4610517AClamp for lens hoodNIPPON KOGAKU KK·Filed 1984·Granted Sep 9, 1986·17 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →