Assignee
MAMIYA CAMERA
10 patents
Top patents by PatentIndex Score
US4313647AFeb 2, 1982
Nonreflective coating
MAMIYA CAMERA52 citations81
US4382665AMay 10, 1983
Automatic focusing device
MAMIYA CAMERA23 citations80
US4381523AApr 26, 1983
Automatic focusing device
MAMIYA CAMERA15 citations72
US4460261AJul 17, 1984
Automatic focusing device
MAMIYA CAMERA12 citations71
US4423935AJan 3, 1984
Automatic focusing device
MAMIYA CAMERA16 citations71
US4251149AFeb 17, 1981
Viewfinder mask orienting device in a camera
MAMIYA CAMERA17 citations71
US4060411ANov 29, 1977
Precipitation-hardenable, nitrided aluminum alloys and nitrided mother alloys therefor
MAMIYA CAMERA16 citations64
USD263476SMar 23, 1982
Still camera
MAMIYA CAMERA3 citations62
US4253754AMar 3, 1981
Mirror-shutter device in single-lens reflex camera
MAMIYA CAMERA3 citations62
US4273424AJun 16, 1981
Variable aberration lens system
MAMIYA CAMERA4 citations45