Inventor
TOUMA KIYOSHI
JP4 patents
Patents
4 patentsUS4984003AJan 8, 1991
Device for opening and closing shutter blade without bounce
COPAL CO LTD15 citations72
US4987435AJan 22, 1991
Compact camera with apparatus size adjustment by zooming
COPAL CO LTD17 citations71
US4791442ADec 13, 1988
Camera shutter using an electrostrictive strain element as a driving source
COPAL CO LTD4 citations58
US4786930ANov 22, 1988
Lens shutter using an electrostrictive strain element as driving source means
COPAL CO LTD2 citations58