Inventor
MURAKAMI HIROYASU
JP44 patents
⚠️ This page may combine multiple inventors who share the name “MURAKAMI HIROYASU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
39 patentsUS4560263ADec 24, 1985
Drive system for a vibration wave motor for lens control
CANON KK61 citations96
US4513219AApr 23, 1985
Vibration wave motor
CANON KK63 citations96
US4495432AJan 22, 1985
Piezoelectric vibration wave motor with sloped drive surface
CANON KK55 citations96
US4484099ANov 20, 1984
Piezoelectric vibration wave motor with multiple traveling wave generating members
CANON KK55 citations96
US4504760AMar 12, 1985
Piezoelectrically driven vibration wave motor
CANON KK53 citations93
US4491401AJan 1, 1985
Diaphragm device
CANON KK38 citations92
US4420240ADec 13, 1983
Tripartite camera with releasable coupling between each part
CANON KK33 citations90
US4474447AOct 2, 1984
Camera with automatic focusing device
CANON KK22 citations82
US4431287AFeb 14, 1984
Camera
CANON KK21 citations82
US4249816AFeb 10, 1981
Photographic camera with a release locking device
CANON KK18 citations82
US4634915AJan 6, 1987
Mount for surface wave motor
CANON KK22 citations79
US5245312ASep 14, 1993
Self-timer operation informing device
CANON KK17 citations74
US4509848AApr 9, 1985
Light measuring device for camera
CANON KK7 citations74
US4502771AMar 5, 1985
Camera with a voice transmitting device
CANON KK10 citations74
US4488145ADec 11, 1984
Resonant sounder device for producing multiple warning sounds
CANON KK8 citations74
US4465355AAug 14, 1984
Single-lens reflex camera
CANON KK11 citations74
US4462025AJul 24, 1984
Indication device for camera
CANON KK12 citations74
US4376265AMar 8, 1983
Power source voltage checking device particularly for checking the voltage of a battery in a camera
CANON KK18 citations74
US4365880ADec 28, 1982
Indicator for camera
CANON KK12 citations74
US4346973AAug 31, 1982
Focusing screen interchanging device in single lens reflex camera
CANON KK7 citations74
US4329034AMay 11, 1982
Camera with program system
CANON KK8 citations74
US4327982AMay 4, 1982
Device for suppressing mirror bounce in single lens reflex camera
CANON KK8 citations74
US4290686ASep 22, 1981
Liquid crystal display device for camera
CANON KK20 citations74
US4134660AJan 16, 1979
Self timer of camera
CANON KK14 citations74
US4660933AApr 28, 1987
Lens driving device
CANON KK13 citations73
US4519685AMay 28, 1985
Finder for single lens reflex camera
CANON KK4 citations63
US4475803AOct 9, 1984
Light measuring device for camera
CANON KK5 citations63
US4452522AJun 5, 1984
Liquid crystal display device for camera
CANON KK6 citations63
US4345829AAug 24, 1982
Program-controlled camera
CANON KK2 citations63
US4331406AMay 25, 1982
Indicating device for computer type electronic flash unit
CANON KK2 citations63
US4302086ANov 24, 1981
Liquid crystal indicator in camera finder
CANON KK4 citations63
US4291960ASep 29, 1981
Display device
CANON KK5 citations63
US4261659AApr 14, 1981
Exposure indicator control circuit
CANON KK3 citations63
US4219267AAug 26, 1980
Safety device for exposure factor setting dial
CANON KK3 citations63
US4145129AMar 20, 1979
Photographic information display apparatus for camera
CANON KK5 citations63
US4125832ANov 14, 1978
Digital information conversion system
CANON KK4 citations63
US4821056AApr 11, 1989
Shutter speed display device for a camera
CANON KK2 citations59
US4457612AJul 3, 1984
Liquid crystal display device for camera
CANON KK1 citations52
US4178085ADec 11, 1979
Photographic camera with a release locking device
CANON KK0 citations52