Inventor
TOMORI YASUMASA
15 patents
Patents
15 patentsUS4822153AApr 18, 1989
One-hand zoom lens barrel
ASAHI OPTICAL CO LTD43 citations92
US4627691ADec 9, 1986
Cam grooves for displacing lenses
ASAHI OPTICAL CO LTD33 citations92
US4518239AMay 21, 1985
Intermediate adapter for camera
ASAHI OPTICAL CO LTD31 citations92
US4589750AMay 20, 1986
Adapter for connecting single-lens reflex camera lens to video camera
ASAHI OPTICAL CO LTD19 citations82
US4523815AJun 18, 1985
Zoom lens barrel for macrofocusing
ASAHI OPTICAL CO LTD22 citations81
US4324457AApr 13, 1982
Macro photographic change-over device for zoom lens barrel
ASAHI OPTICAL CO LTD25 citations81
US4413893ANov 8, 1983
Interchangeable lens barrel
ASAHI OPTICAL CO LTD9 citations73
US4359276ANov 16, 1982
Interchangeable lens barrel
ASAHI OPTICAL CO LTD17 citations73
US4333712AJun 8, 1982
Change-over device for zoom lens
ASAHI OPTICAL CO LTD14 citations73
US4309077AJan 5, 1982
Lens barrel capable of automatic and manual focalizing operations
ASAHI OPTICAL CO LTD19 citations73
US4304463ADec 8, 1981
Lens barrel automatic focalization device
ASAHI OPTICAL CO LTD9 citations73
US4443085AApr 17, 1984
Camera with an interchangeable lens
ASAHI OPTICAL CO LTD13 citations72
US4416526ANov 22, 1983
Interchangeable lens barrel
ASAHI OPTICAL CO LTD16 citations71
US4400075AAug 23, 1983
Automatic focus camera with interchangeable lens
ASAHI OPTICAL CO LTD15 citations71
US4429973AFeb 7, 1984
Compensation for diaphragm control for SLR camera
ASAHI OPTICAL CO LTD4 citations63