Inventor
SAKAGUCHI KEIICHI
8 patents
Patents
8 patentsUS4132463AJan 2, 1979
Zoom optical system
CANON KK26 citations81
US4000501ADec 28, 1976
Optical instrument with a zoom lens structure
CANON KK22 citations81
US3950775AApr 13, 1976
Information displaying apparatus for a camera
CANON KK7 citations73
US4086605AApr 25, 1978
Diaphragm device
CANON KK4 citations62
US4037948AJul 26, 1977
Photographic camera which can use a film cartridge housing a film containing sound recording belt
CANON KK2 citations62
US3955887AMay 11, 1976
Motion picture camera
CANON KK5 citations62
US3954330AMay 4, 1976
Film gate unit for motion picture apparatus
CANON KK5 citations61
US4120571AOct 17, 1978
Motion picture camera for use with a cartridge for film having a sound track
CANON KK1 citations51