Inventor
HIROHATA MICHIO
JP49 patents
Patents
49 patentsUS4390262AJun 28, 1983
Electromagnetically operated diaphragm shutter
CANON KK64 citations96
US4451129AMay 29, 1984
Camera having a plurality of built-in lenses
CANON KK110 citations95
US5005038AApr 2, 1991
Focal length changeable camera
CANON KK22 citations92
US4458996AJul 10, 1984
Photographic operation control circuit for camera
CANON KK19 citations82
US4348092ASep 7, 1982
Electromagnetically driven shutter
CANON KK25 citations82
US4322145AMar 30, 1982
Shutter device for camera
CANON KK19 citations82
US4153355AMay 8, 1979
Camera incorporated with a movable flash light device
CANON KK20 citations82
US4466723AAug 21, 1984
Electromagnetic drive device
CANON KK20 citations81
US5864719AJan 26, 1999
Optical apparatus
CANON KK7 citations74
US5285232AFeb 8, 1994
Red-eye phenomenon preventing device
CANON KK17 citations74
USD308214SMay 29, 1990
Camera
CANON KK8 citations74
USD306452SMar 6, 1990
Camera
CANON KK8 citations74
US4811060AMar 7, 1989
Optical system shifting device for a camera
CANON KK12 citations74
US4725864AFeb 16, 1988
Vari-focal camera
CANON KK18 citations74
US4724450AFeb 9, 1988
Motorized camera
CANON KK8 citations74
USD293917SJan 26, 1988
Camera
CANON KK13 citations74
US4601563AJul 22, 1986
Motor driven focal length changing device for a camera
CANON KK17 citations74
US4466725AAug 21, 1984
Electromagnetic drive device for camera
CANON KK10 citations74
US4420237ADec 13, 1983
Exposure control system
CANON KK7 citations74
US4357087ANov 2, 1982
Camera incorporated with a movable flash light device
CANON KK15 citations74
US4349264ASep 14, 1982
Electromagnetically driven shutter
CANON KK12 citations74
US4319822AMar 16, 1982
Electromagnetically operated shutter
CANON KK8 citations74
US4983998AJan 8, 1991
Flash device for camera
CANON KK9 citations73
US4396267AAug 2, 1983
Electromagnetic driving device for a camera
CANON KK12 citations73
US4348094ASep 7, 1982
Rotor of electromagnetically driven device for exposure control
CANON KK10 citations66
US5008693AApr 16, 1991
Camera
CANON KK3 citations63
US4508442AApr 2, 1985
Electromagnetically driven shutter camera having automatic focusing device
CANON KK6 citations63
US4505567AMar 19, 1985
Electromagnetically driven shutter with focus adjusting function
CANON KK5 citations63
US4415252ANov 15, 1983
Electromagnetically operated shutter
CANON KK3 citations63
US4410255AOct 18, 1983
Electromagnetic drive device for electro-magnetically operated shutter
CANON KK2 citations63
US4319821AMar 16, 1982
Shutter blades for camera
CANON KK6 citations63
US4306788ADec 22, 1981
Electromagnetically controlled shutter
CANON KK5 citations63
US4278336AJul 14, 1981
Operation detecting device for camera
CANON KK2 citations63
US5250972AOct 5, 1993
Drop-in loading type camera
CANON KK4 citations62
US4534638AAug 13, 1985
Exposure control device for camera
CANON KK6 citations62
US4487493ADec 11, 1984
Electromagnetically driven shutter
CANON KK2 citations62
US4452521AJun 5, 1984
Camera having an electromagnetically driven shutter
CANON KK2 citations62
US4401378AAug 30, 1983
Camera having automatic focus function and automatic exposure function
CANON KK6 citations62
US4364649ADec 21, 1982
Film winding and lens control mechanism for automatically focusing camera
CANON KK3 citations62
US4179203ADec 18, 1979
Camera equipped with data recording device
CANON KK4 citations62
US4134658AJan 16, 1979
Shutter release system for a camera
CANON KK3 citations60
US5771415AJun 23, 1998
Data imprinting device
CANON KK2 citations57
US5410379AApr 25, 1995
Camera using variable magnification photographic optical system unit
CANON KK1 citations52
USD329054SSep 1, 1992
35 mm camera
CANON KK1 citations52
US4375321AMar 1, 1983
Exposure amount control device
CANON KK1 citations52
US4324471AApr 13, 1982
Electromagnetic drive device for camera
CANON KK1 citations52
US4168891ASep 25, 1979
Camera for daylight and flash photography
CANON KK1 citations52
US4410249AOct 18, 1983
Camera with electromagnetically operated shutter
CANON KK1 citations51
US4496227AJan 29, 1985
Photographic operation control circuit for camera
CANON KK0 citations42