Inventor · disambiguated record
Sadao Okudaira
Also filed as: OGAWA RYOTA · OKUDAIRA SADAO
22 granted patents·198 citations·filing 1975–2008
95Inventor score
Top patents by PatentIndex Score
22 records- 0185US4589750AAdapter for connecting single-lens reflex camera lens to video cameraASAHI OPTICAL CO LTD·Filed 1984·Granted May 20, 1986·19 cites·7 claims
- 0269US4240700AWide angle zoom lens having a high variation ratioASAHI KOGAKU KK·Filed 1978·Granted Dec 23, 1980·22 cites·12 claims
- 0361US4074931AVariable focal length lens systemASAHI OPTICAL CO LTD·Filed 1976·Granted Feb 21, 1978·17 cites·3 claims
- 0460US4702568APhotographic lens with large aperture ratioASAHI OPTICAL CO LTD·Filed 1984·Granted Oct 27, 1987·16 cites·5 claims
- 0556US4556295AUltracompact telephoto lensASAHI OPTICAL CO LTD·Filed 1983·Granted Dec 3, 1985·14 cites·2 claims
- 0654US7755851B2Subminiature imaging optical systemSAMSUNG ELECTRO MECH·Filed 2008·Granted Jul 13, 2010·1 cites·2 claims
- 0750US4652931AOptical system for TTL automatic focusing video cameraASAHI OPTICAL CO LTD·Filed 1984·Granted Mar 24, 1987·11 cites·5 claims
- 0846US4523814AZoom lensASAHI OPTICAL CO LTD·Filed 1983·Granted Jun 18, 1985·9 cites·11 claims
- 0946US4359270AZoom lensASAHI OPTICAL CO LTD·Filed 1981·Granted Nov 16, 1982·10 cites·2 claims
- 1044US4730906ABright wide-angle zoom lensASAHI OPTICAL CO LTD·Filed 1986·Granted Mar 15, 1988·10 cites·8 claims
- 1143US4491395AZoom lens systemASAHI OPTICAL CO LTD·Filed 1982·Granted Jan 1, 1985·8 cites·4 claims
- 1243US4185893AZoom lensesASAHI OPTICAL CO LTD·Filed 1978·Granted Jan 29, 1980·8 cites·5 claims
- 1341US4412725ARear stop diaphragm zoom lensASAHI OPTICAL CO LTD·Filed 1981·Granted Nov 1, 1983·7 cites·4 claims
- 1440US4406523ACompact wide-angle zoom lensASAHI OPTICAL CO LTD·Filed 1982·Granted Sep 27, 1983·10 cites·3 claims
- 1540US4241981ACompact wide angle zoom lensASAHI OPTICAL CO LTD·Filed 1979·Granted Dec 30, 1980·7 cites·2 claims
- 1639US4251132ACompact standard zoom lensASAHI OPTICAL CO LTD·Filed 1979·Granted Feb 17, 1981·6 cites·2 claims
- 1738US4460251AZoom lens focusing systemASAHI OPTICAL CO LTD·Filed 1980·Granted Jul 17, 1984·6 cites·4 claims
- 1837US4490017AHigh-speed zoom lensASAHI OPTICAL CO LTD·Filed 1982·Granted Dec 25, 1984·6 cites·4 claims
- 1934US4293197ATelephoto lens with small telephoto ratioASAHI OPTICAL CO LTD·Filed 1980·Granted Oct 6, 1981·4 cites·4 claims
- 2034US3966306ALarge aperture super wide angle lensASAHI OPTICAL CO LTD·Filed 1975·Granted Jun 29, 1976·4 cites·2 claims
- 2130US4330181ACompact zoom lensASAHI OPTICAL CO LTD·Filed 1980·Granted May 18, 1982·2 cites·6 claims
- 2230US3976367ARetrofocus type wide angle lens of low F-numberASAHI OPTICAL CO LTD·Filed 1975·Granted Aug 24, 1976·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →