P

Inventor

ITO FUMIO

JP83 patents
⚠️ This page may combine multiple inventors who share the name “ITO FUMIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

41 patents
US4047187ASep 6, 1977

System for exposure measurement and/or focus detection by means of image senser

CANON KK254 citations99
US4118713AOct 3, 1978

Totally opened F. value information input system of lens for a camera with interchangeable lenses

CANON KK49 citations93
US4103307AJul 25, 1978

Exposure control device

CANON KK41 citations93
US4664496AMay 12, 1987

Camera system

CANON KK14 citations82
US4512656AApr 23, 1985

Camera system

CANON KK15 citations82
US4458996AJul 10, 1984

Photographic operation control circuit for camera

CANON KK19 citations82
US4261658AApr 14, 1981

Camera

CANON KK20 citations82
US4181415AJan 1, 1980

Camera

CANON KK17 citations82
US4149795AApr 17, 1979

Digital information transmitting and displaying system for a photographic camera

CANON KK24 citations82
US4053909AOct 11, 1977

Data registering equipment for a camera

CANON KK28 citations82
US4304472ADec 8, 1981

Camera system

CANON KK28 citations80
US4304482ADec 8, 1981

Photographing information setting device in a camera

CANON KK8 citations74
US4297018AOct 27, 1981

Printed circuit unit for a camera

CANON KK16 citations74
US4201463AMay 6, 1980

Photographic camera device

CANON KK13 citations74
US4176929ADec 4, 1979

Exposure control device for a camera

CANON KK10 citations74
US4175842ANov 27, 1979

Exposure control system for a camera

CANON KK8 citations74
US4167332ASep 11, 1979

Indication and photometric unit

CANON KK7 citations74
US4165929AAug 28, 1979

Camera with exposure control device

CANON KK9 citations74
US4163935AAug 7, 1979

Apparatus for checking a battery voltage

CANON KK8 citations74
US4156564AMay 29, 1979

Photometric device

CANON KK14 citations74
US4146317AMar 27, 1979

Dual priority camera

CANON KK7 citations74
US4134654AJan 16, 1979

Printed circuit unit for a camera

CANON KK10 citations74
US4106033AAug 8, 1978

System for indicating photographing conditions

CANON KK11 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
US4057809ANov 8, 1977

Exposure control circuit

CANON KK14 citations74
US4037233AJul 19, 1977

Exposure control device for a camera

CANON KK9 citations74
US4034383AJul 5, 1977

Exposure control device

CANON KK12 citations74
US4029421AJun 14, 1977

Digital exposure meter

CANON KK7 citations74
US4184759AJan 22, 1980

Photographic apparatus

CANON KK8 citations73
US4166683ASep 4, 1979

Foldable photographic apparatus

CANON KK15 citations73
US4125848ANov 14, 1978

Exposure control device for a single lens reflex camera

CANON KK9 citations73
US4074292AFeb 14, 1978

System for indicating photographic information

CANON KK9 citations73
US4045807AAug 30, 1977

Automatic exposure control apparatus which prevents simultaneous diaphragm and shutter speed preselection

CANON KK16 citations73
US4364647ADec 21, 1982

Control device for a camera

CANON KK5 citations63
US4288154ASep 8, 1981

Digital information indicating system

CANON KK3 citations63
US4278336AJul 14, 1981

Operation detecting device for camera

CANON KK2 citations63
US4208110AJun 17, 1980

Camera with selectable automatic and manual exposure control

CANON KK5 citations63
US4191458AMar 4, 1980

Photographic information setting display circuit

CANON KK5 citations63

YAMAHA MOTOR CO LTD

2 patents

HITACHI LTD

2 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

NCR CO

1 patent

TAKEDA CHEMICAL INDUSTRIES LTD

1 patent

JUKI KK

1 patent

SNOW BRAND MILK PRODUCTS CO LTD

1 patent

Showing the top 50 of 83 patents by PatentIndex Score.