Inventor · disambiguated record
Kikuo Momiyama
Also filed as: MOMIYAMA KIKUO
44 granted patents·634 citations·filing 1974–1986
98Inventor score
Files withCANON KK44
Top patents by PatentIndex Score
44 records- 0198US4381888ARetrofocus type large aperture wide angle objectiveCANON KK·Filed 1981·Granted May 3, 1983·208 cites·5 claims
- 0275US4830477AZoom lens capable of obtaining focal lengths beyond a variable focal length rangeCANON KK·Filed 1985·Granted May 16, 1989·34 cites·14 claims
- 0374US4629294AZoom lensCANON KK·Filed 1984·Granted Dec 16, 1986·26 cites·4 claims
- 0473US4045128ATelephoto objectiveCANON KK·Filed 1975·Granted Aug 30, 1977·23 cites·22 claims
- 0564US4338012AFocusing screenCANON KK·Filed 1980·Granted Jul 6, 1982·18 cites·19 claims
- 0663US4376575ASingle lens reflex cameras and viewfinder display switchover devices thereforCANON KK·Filed 1981·Granted Mar 15, 1983·7 cites·10 claims
- 0761US4381145ASingle lens reflex cameraCANON KK·Filed 1981·Granted Apr 26, 1983·6 cites·1 claims
- 0861US4290686ALiquid crystal display device for cameraCANON KK·Filed 1980·Granted Sep 22, 1981·20 cites·8 claims
- 0959US4666257ACompact zoom lensCANON KK·Filed 1985·Granted May 19, 1987·20 cites·4 claims
- 1059US4639096AHigh range zoom lensCANON KK·Filed 1984·Granted Jan 27, 1987·15 cites·6 claims
- 1159US4452522ALiquid crystal display device for cameraCANON KK·Filed 1981·Granted Jun 5, 1984·6 cites·2 claims
- 1257US3999840AWide angle objective having a non-spherical surfaceCANON KK·Filed 1974·Granted Dec 28, 1976·15 cites·3 claims
- 1356US4664485AFinder optical system for a cameraCANON KK·Filed 1982·Granted May 12, 1987·13 cites·20 claims
- 1456US4368956ACompact photographic objectiveCANON KK·Filed 1980·Granted Jan 18, 1983·14 cites·5 claims
- 1556US4053211AFocus adjusting device for telephotographic lensCANON KK·Filed 1976·Granted Oct 11, 1977·13 cites·2 claims
- 1656US3992085ALarge aperture wide angle lens system employing an aspherical surfaceCANON KK·Filed 1975·Granted Nov 16, 1976·14 cites·10 claims
- 1753US4717819AFocus detecting deviceCANON KK·Filed 1984·Granted Jan 5, 1988·4 cites·12 claims
- 1853US4165151ATwo-reflecting catadioptric optical systemCANON KK·Filed 1977·Granted Aug 21, 1979·12 cites·3 claims
- 1951US4188092ARetrofocus type wide-angle objective lensCANON KK·Filed 1978·Granted Feb 12, 1980·11 cites·5 claims
- 2050US4519685AFinder for single lens reflex cameraCANON KK·Filed 1981·Granted May 28, 1985·4 cites·19 claims
- 2150US4299453AZoom lens system with movable diaphragmCANON KK·Filed 1979·Granted Nov 10, 1981·10 cites·9 claims
- 2249US4462025AIndication device for cameraCANON KK·Filed 1980·Granted Jul 24, 1984·12 cites·5 claims
- 2349US4310221AVariable soft-focus lensCANON KK·Filed 1979·Granted Jan 12, 1982·10 cites·3 claims
- 2449US4240703ATelephoto lensCANON KK·Filed 1978·Granted Dec 23, 1980·10 cites·9 claims
- 2548US4695133AHigh range zoom lensCANON KK·Filed 1985·Granted Sep 22, 1987·12 cites·11 claims
- 2648US4129359AExtending attachment lensCANON KK·Filed 1977·Granted Dec 12, 1978·10 cites·4 claims
- 2746US4364643ALarge aperture ratio photographic lensCANON KK·Filed 1980·Granted Dec 21, 1982·9 cites·4 claims
- 2845US4253736ACombination lens system with attachment lensCANON KK·Filed 1978·Granted Mar 3, 1981·8 cites·7 claims
- 2945US3982823ARetrofocus wide-angle objective lens system of large relative apertureCANON KK·Filed 1975·Granted Sep 28, 1976·9 cites·3 claims
- 3043US3944339ALarge aperture photographic objectiveCANON KK·Filed 1974·Granted Mar 16, 1976·7 cites·4 claims
- 3142US4711534AZoom lens able to obtain focal lengths beyond the zooming rangeCANON KK·Filed 1985·Granted Dec 8, 1987·9 cites·8 claims
- 3242US4571050ALight measuring device for cameraCANON KK·Filed 1984·Granted Feb 18, 1986·2 cites·7 claims
- 3342US4544256ASingle lens reflex camera with light measuring deviceCANON KK·Filed 1984·Granted Oct 1, 1985·2 cites·9 claims
- 3442US4474448AFocus detection deviceCANON KK·Filed 1983·Granted Oct 2, 1984·7 cites·10 claims
- 3542US4437735AInverted telephoto type wide angle objective of large relative apertureCANON KK·Filed 1982·Granted Mar 20, 1984·7 cites·5 claims
- 3642US4257678AWide angle photographic lensCANON KK·Filed 1978·Granted Mar 24, 1981·7 cites·7 claims
- 3739US4509849ALight measurement device for single lens reflex cameraCANON KK·Filed 1984·Granted Apr 9, 1985·2 cites·9 claims
- 3839US4295723ASingle lens reflex cameraCANON KK·Filed 1979·Granted Oct 20, 1981·1 cites·4 claims
- 3937US4037935AHigh-speed adjustable focus telephoto objective lensCANON KK·Filed 1975·Granted Jul 26, 1977·5 cites·12 claims
- 4036US4330188AFocusing screenCANON KK·Filed 1980·Granted May 18, 1982·1 cites·4 claims
- 4135US4302086ALiquid crystal indicator in camera finderCANON KK·Filed 1980·Granted Nov 24, 1981·4 cites·10 claims
- 4234US4723142AFocus detecting deviceCANON KK·Filed 1986·Granted Feb 2, 1988·4 cites·10 claims
- 4332US4213674ATessar form photographic lensCANON KK·Filed 1978·Granted Jul 22, 1980·2 cites·6 claims
- 4431US4457612ALiquid crystal display device for cameraCANON KK·Filed 1983·Granted Jul 3, 1984·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →