P

Inventor

AIZAWA HIROSHI

83 patents
⚠️ This page may combine multiple inventors who share the name “AIZAWA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

46 patents
US7030925B1Apr 18, 2006

Camera system having converting means, recording means, reproduction means, plate-shaped display and protection means

CANON KK156 citations99
US4366501ADec 28, 1982

Image recording system

CANON KK86 citations96
US4286849ASep 1, 1981

Digital camera

CANON KK89 citations96
US4053240AOct 11, 1977

Object distance measuring system for an optical instrument

CANON KK37 citations93
US4015198AMar 29, 1977

Shutter-time-preference single lens reflex camera with automatic film wind-up

CANON KK32 citations93
US3937950AFeb 10, 1976

Focus defecting system

CANON KK35 citations93
US4658304AApr 14, 1987

Image recording system

CANON KK37 citations92
US4099192AJul 4, 1978

Photographic camera with an electromagnetic control system

CANON KK55 citations92
US4227788AOct 14, 1980

Printed circuit assembly

CANON KK24 citations82
US4223987ASep 23, 1980

Camera having a sound-making element

CANON KK25 citations82
US4047194ASep 6, 1977

Camera system with means for automatically switching to flash operation

CANON KK25 citations82
US4359277ANov 16, 1982

Camera with printed circuit boards comprising resistance-conductor laminated constructions

CANON KK27 citations81
US4146322AMar 27, 1979

Variable resistance

CANON KK29 citations81
US5923367AJul 13, 1999

Integral image recording and image playback system

CANON KK11 citations74
US5191435AMar 2, 1993

Image pickup device

CANON KK16 citations74
US4459008AJul 10, 1984

Camera having a sound-making element

CANON KK5 citations74
US4387977AJun 14, 1983

Power supply device for camera

CANON KK16 citations74
US4247189AJan 27, 1981

Camera with built-in electric wind-up mechanism

CANON KK11 citations74
US4240055ADec 16, 1980

Release type electromagnetic device for camera

CANON KK8 citations74
US4235538ANov 25, 1980

Digital control camera

CANON KK5 citations74
US4200374AApr 29, 1980

Cameras having a coordinated energy supply system for shutter release

CANON KK7 citations74
US4182562AJan 8, 1980

Automatic winding up device for a camera

CANON KK8 citations74
US4182557AJan 8, 1980

Single lens reflex camera capable of high speed continuous photography

CANON KK9 citations74
US4179206ADec 18, 1979

Single lens reflex camera with electromechanically initiated diaphragm and shutter control

CANON KK7 citations74
US4176936ADec 4, 1979

Motor drive unit for a camera

CANON KK12 citations74
US4114173ASep 12, 1978

Photographic camera with an operation mode display device

CANON KK13 citations74
US4062028ADec 6, 1977

Single reflex camera

CANON KK9 citations74
US4031383AJun 21, 1977

Method for detecting visibility of image of an object and a device therefor

CANON KK17 citations74
US4015149AMar 29, 1977

Temperature compensating device for devices having semiconductors

CANON KK17 citations74
US3994003ANov 23, 1976

Motor-driven operating apparatus for a photographic camera

CANON KK15 citations74
US3981022ASep 14, 1976

Camera having an electric driving device

CANON KK13 citations74
US3953729AApr 27, 1976

Automatic focus adjustment of a camera

CANON KK12 citations74
US4100459AJul 11, 1978

Indicator circuit for electronic flash apparatus

CANON KK9 citations73
US4006489AFeb 1, 1977

Film rewinder mountable on camera

CANON KK10 citations73
US4247186AJan 27, 1981

Photometric circuit for camera

CANON KK11 citations72
US4067032AJan 3, 1978

Structure of camera body

CANON KK16 citations72
US4364654ADec 21, 1982

Electromagnetic release shutter

CANON KK15 citations71
US4083059AApr 4, 1978

Automatic exposure control system for flash photography

CANON KK11 citations71
US4062024ADec 6, 1977

Control system consisting of semi-conductor integrated circuits for a camera

CANON KK10 citations71
US4322146AMar 30, 1982

Camera having a sound-making element

CANON KK6 citations70
US4928184AMay 22, 1990

Image recording system

CANON KK3 citations63
US4823200AApr 18, 1989

Camera for flash photography having an image recording system

CANON KK4 citations63
US4371243AFeb 1, 1983

Photographic mode selector system

CANON KK3 citations63
US4370037AJan 25, 1983

Digital control camera

CANON KK4 citations63
US4363540ADec 14, 1982

Exposure information storage device for a photographic camera

CANON KK5 citations63
US4282503AAug 4, 1981

Electromagnetic device

CANON KK2 citations63

MITSUBISHI ELECTRIC CORP

2 patents

RICOH KK

1 patent

TOYOTA MOTOR CO LTD

1 patent

Showing the top 50 of 83 patents by PatentIndex Score.