Inventor
KAWAMURA MASAHARU
JP95 patents
⚠️ This page may combine multiple inventors who share the name “KAWAMURA MASAHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
45 patentsUS4693582ASep 15, 1987
Auxiliary light source for camera having automatic focusing device
CANON KK58 citations96
US5784105AJul 21, 1998
Video camera with built-in secondary battery
CANON KK37 citations93
US4862205AAug 29, 1989
Auto-bracket device for camera
CANON KK30 citations93
US4812870AMar 14, 1989
Auto-bracket device for camera
CANON KK26 citations93
US4616913AOct 14, 1986
Camera
CANON KK26 citations93
US4448509AMay 15, 1984
Interchangeable lens barrel with signal transfer contacts
CANON KK51 citations93
US4437752AMar 20, 1984
Safety device for camera and accessory
CANON KK27 citations93
US4389609AJun 21, 1983
Battery check device
CANON KK30 citations93
US4118713AOct 3, 1978
Totally opened F. value information input system of lens for a camera with interchangeable lenses
CANON KK49 citations93
US4449805AMay 22, 1984
Data registration device
CANON KK29 citations92
US5070349ADec 3, 1991
Camera
CANON KK21 citations82
US4837596AJun 6, 1989
Information set device for camera
CANON KK19 citations82
US4673272AJun 16, 1987
Film transport apparatus for camera
CANON KK19 citations82
US4664496AMay 12, 1987
Camera system
CANON KK14 citations82
US4512656AApr 23, 1985
Camera system
CANON KK15 citations82
US4494850AJan 22, 1985
Flash photographing system
CANON KK23 citations82
US4474447AOct 2, 1984
Camera with automatic focusing device
CANON KK22 citations82
US4384771AMay 24, 1983
Data registration device
CANON KK21 citations82
US5329328AJul 12, 1994
Camera
CANON KK6 citations74
US4918474AApr 17, 1990
Camera
CANON KK12 citations74
US4910543AMar 20, 1990
Camera
CANON KK9 citations74
US4849780AJul 18, 1989
Information setting device for camera
CANON KK8 citations74
US4806963AFeb 21, 1989
Aperture decision system for flash photographing
CANON KK11 citations74
US4766452AAug 23, 1988
Transmission changeover mechanism for camera
CANON KK9 citations74
US4718758AJan 12, 1988
Camera
CANON KK19 citations74
US4717934AJan 5, 1988
Camera system
CANON KK14 citations74
US4702585AOct 27, 1987
Analog-to-digital converter for camera
CANON KK9 citations74
US4699487AOct 13, 1987
Mode setting device for camera
CANON KK15 citations74
US4697899AOct 6, 1987
Motorized drive device for camera
CANON KK15 citations74
US4679925AJul 14, 1987
Camera
CANON KK15 citations74
US4676624AJun 30, 1987
Multiple exposure device for camera
CANON KK10 citations74
US4674854AJun 23, 1987
Information setting device for camera
CANON KK16 citations74
US4659201AApr 21, 1987
Drive device for camera
CANON KK8 citations74
US4647169AMar 3, 1987
Motor drive device for camera
CANON KK10 citations74
US4636056AJan 13, 1987
Electrical power supply circuit in a camera
CANON KK11 citations74
US4488145ADec 11, 1984
Resonant sounder device for producing multiple warning sounds
CANON KK8 citations74
US4462025AJul 24, 1984
Indication device for camera
CANON KK12 citations74
US4365880ADec 28, 1982
Indicator for camera
CANON KK12 citations74
US4290686ASep 22, 1981
Liquid crystal display device for camera
CANON KK20 citations74
US4175842ANov 27, 1979
Exposure control system for a camera
CANON KK8 citations74
US4134654AJan 16, 1979
Printed circuit unit for a camera
CANON KK10 citations74
US4103308AJul 25, 1978
Digital information input method
CANON KK7 citations74
US4081813AMar 28, 1978
Photographic information setting apparatus for camera
CANON KK12 citations74
US4079386AMar 14, 1978
Camera with digital control device
CANON KK12 citations74
US4079387AMar 14, 1978
Counter circuit for a camera
CANON KK11 citations74
HITACHI GLOBAL STORAGE TECH
2 patentsUS7719785B2May 18, 2010
Disk drive device, manufacturing method thereof, and method for setting heater power value for a heater for adjusting a clearance
HITACHI GLOBAL STORAGE TECH18 citations83
US7385777B2Jun 10, 2008
Data storage device with heater, and control method therefor with timing control
HITACHI GLOBAL STORAGE TECH12 citations83
(unassigned)
1 patentSAITO KOSUKE
1 patentIBM
1 patentShowing the top 50 of 95 patents by PatentIndex Score.