Inventor · disambiguated record
Yukio Takaoka
Also filed as: KAWASAKI MASAHIRO · TAKAOKA YUKIO
13 granted patents·120 citations·filing 1977–1995
91Inventor score
Top patents by PatentIndex Score
13 records- 0177US4863812ABattery receptacleASAHI OPTICAL CO LTD·Filed 1987·Granted Sep 5, 1989·40 cites·79 claims
- 0274US4525046ACaseless cameraASAHI OPTICAL CO LTD·Filed 1983·Granted Jun 25, 1985·11 cites·3 claims
- 0368US5666580APseudo telephotographic camera and camera having pseudo telephotographic modeASAHI OPTICAL CO LTD·Filed 1995·Granted Sep 9, 1997·10 cites·20 claims
- 0457US4365883AFocusing screen holding deviceASAHI OPTICAL CO LTD·Filed 1981·Granted Dec 28, 1982·6 cites·3 claims
- 0554US5170294AMethod of controlling the zoom lens assemblyASAHI KOGAKU KK·Filed 1989·Granted Dec 8, 1992·15 cites·10 claims
- 0653US5233472AMethod of controlling a zoom lens assemblyASAHI OPTICAL CO LTD·Filed 1992·Granted Aug 3, 1993·14 cites·17 claims
- 0746US5266992AZoom lens camera having macro photographing functionASAHI OPTICAL CO LTD·Filed 1991·Granted Nov 30, 1993·14 cites·37 claims
- 0846US4486083AExposure counter disc mechanism for camerasASAHI OPTICAL CO LTD·Filed 1982·Granted Dec 4, 1984·3 cites·9 claims
- 0945US4226521ACamera aperture controlling brakeASAHI OPTICAL CO LTD·Filed 1978·Granted Oct 7, 1980·2 cites·6 claims
- 1045US4179201ALens stop braking in automatic exposure cameras of stop value control typeASAHI OPTICAL CO LTD·Filed 1977·Granted Dec 18, 1979·2 cites·9 claims
- 1143US4149785ADiaphragm-type exposure control system having braking arrangementASAHI OPTICAL CO LTD·Filed 1978·Granted Apr 17, 1979·2 cites·6 claims
- 1236US4139290ALens stop auxiliary brake control device in automatic exposure camera of the lens stop value control typeASAHI OPTICAL CO LTD·Filed 1978·Granted Feb 13, 1979·1 cites·1 claims
- 1331US4219262ACamera electrical self-timerASAHI OPTICAL CO LTD·Filed 1978·Granted Aug 26, 1980·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →