Inventor

Masanori Uchidoi

Inventor

Yokohama, JP

Overview

1976–2008

Patent span

Physics

Primary field (CPC G)

Patents· 99 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G03Bprimary

G03BApparatus or arrangements for taking photographs or for projecting or viewing them69%

G11BInformation storage based on relative movement between record carrier and transducer5%

H04NPictorial communication, e.g. television5%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light2%

H05KPrinted circuits2%

Y10TTechnical subjects covered by former us classification2%

H01FMagnets2%

H05BElectric heating2%

G01RMeasuring electric variables1%

PatentTitleYear

7,330,644'Recording device'2008 6,532,338'Picture image recording device'2003 6,529,684'Picture image recording device'2003 6,459,852'Image recording apparatus undetachably supporting image pick-up means and recording means and having two operation modes'2002 5,166,840'Picture image recording device'1992 4,783,707'Automatic control means for a picture image recording device'1988 4,681,441'Light measuring device'1987 4,520,340'Camera with printed circuit boards comprising resistance-conductor laminated constructions'1985 4,488,800'Photographing mode display device of a camera'1984 4,466,719'Wind-up device for camera'1984 4,464,609'Flash lighting unit for a camera'1984 4,464,032'Exposure time control device'1984 4,462,673'Shutter time control circuit'1984 4,459,008'Camera having a sound-making element'1984 4,435,741'Electrical circuit elements combination'1984 4,431,287'Camera'1984 4,422,747'Exposure time control device for camera'1983 4,410,252'Single lens reflex camera'1983 4,405,222'Mode setting device for camera'1983 4,402,589'Correct exposure annunciating device'1983 4,400,073'Safety device for a camera with a winding motor'1983 4,395,098'Shutter time control circuit'1983 4,390,261'Flash camera with photographic mode selector'1983 4,389,111'Camera'1983 4,387,977'Power supply device for camera'1983 4,383,745'Camera and automatic exposure control therefor for use with various types of flash units'1983 4,376,265'Power source voltage checking device particularly for checking the voltage of a battery in a camera'1983 4,375,915'Shutter time control camera'1983 4,371,243'Photographic mode selector system'1983 4,370,037'Digital control camera'1983 4,363,540'Exposure information storage device for a photographic camera'1982 4,359,277'Camera with printed circuit boards comprising resistance-conductor laminated constructions'1982 4,358,188'Camera having program shutter'1982 4,353,632'Electromagnetically driven shutter device'1982 4,351,597'Camera having electromagnetic release control'1982 4,349,263'Exposure time control device for camera'1982 4,329,034'Camera with program system'1982 4,327,985'Battery-voltage indicator of camera'1982 4,322,146'Camera having a sound-making element'1982 4,317,070'Circuits for flash equipment'1982 4,307,953'Mode setting device for camera'1981 4,306,784'Photographic camera with an operation mode display device'1981 4,302,083'Automatic exposure control camera with means to lock continuously renewed exposure control data in a memory'1981 4,298,256'Exposure control device for camera'1981 4,297,013'Coordinating control system for camera'1981 4,286,849'Digital camera'1981 4,284,333'Exposure control device for camera'1981 4,268,152'Bulb photography control system for camera'1981 4,265,521'Digital control camera'1981 4,264,176'Exposure control device for camera'1981 4,247,186'Photometric circuit for camera'1981 4,240,055'Release type electromagnetic device for camera'1980 4,236,802'Safety device for camera'1980 4,235,538'Digital control camera'1980 4,227,787'Bulb photographing control system for an electric shutter camera'1980 4,223,987'Camera having a sound-making element'1980 4,221,476'Exposure adjusting device for camera'1980 4,219,260'Camera having a release control device'1980 4,206,987'Exposure adjusting device for camera system'1980 4,204,762'Centrifugal brakes for focal plane shutters'1980 4,203,660'Automatic exposure control system for single reflex camera'1980 4,200,374'Cameras having a coordinated energy supply system for shutter release'1980 4,200,370'Camera for daylight and flash photography'1980 4,196,995'Electronically operated magnetic control device for camera'1980 4,187,019'Flash light photographic systems'1980 4,182,557'Single lens reflex camera capable of high speed continuous photography'1980 4,182,562'Automatic winding up device for a camera'1980 4,179,206'Single lens reflex camera with electromechanically initiated diaphragm and shutter control'1979 4,178,086'Camera with a device for protecting film against fogging'1979 4,176,936'Motor drive unit for a camera'1979 4,153,360'Focal plane shutter for a camera'1979 4,146,322'Variable resistance'1979 4,145,130'Current supply release system for magnetic mechanism'1979 4,137,541'Automatic exposure control apparatus for a single lens reflex camera'1979 4,129,877'Photographic camera having electromagnetic operation control'1978 4,126,874'Power supply circuit for camera'1978 4,124,855'Automatic exposure control apparatus and a camera having the same'1978 4,114,173'Photographic camera with an operation mode display device'1978 4,099,192'Photographic camera with an electromagnetic control system'1978 4,095,242'Matching device for flash light photographic device'1978 4,086,603'Electrical driving circuit of camera'1978 4,083,059'Automatic exposure control system for flash photography'1978 4,079,385'Camera system'1978 4,078,242'Flash light photographic systems'1978 4,062,024'Control system consisting of semi-conductor integrated circuits for a camera'1977 4,062,028'Single reflex camera'1977 4,047,194'Camera system with means for automatically switching to flash operation'1977 4,032,933'Indication system of a camera'1977 4,020,433'Release type electromagnetic device'1977 4,015,198'Shutter-time-preference single lens reflex camera with automatic film wind-up'1977 4,015,149'Temperature compensating device for devices having semiconductors'1977 4,009,480'Roll film camera for use with various sized magazines'1977 4,006,489'Film rewinder mountable on camera'1977 4,000,498'Temperature compensated exposure control apparatus for a camera'1976 3,994,003'Motor-driven operating apparatus for a photographic camera'1976 3,981,022'Camera having an electric driving device'1976 3,967,887'System for controlling projection of image information recording media'1976 3,943,381'Pulse generating apparatus having a chattering pulse elimination circuit'1976 3,938,886'Slide projector controllable of its projection time'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2008Patents assigned to CANON KK (99)· patent assignee history

1976–1980Based in Kawasaki, JP· patent location history

1976–2008Based in Kanagawa, JP· patent location history

1977–1984Based in Yokohama, JP· patent location history

1983Patents assigned to TEXAS INSTRUMENTS INC (1)· patent assignee history

1984–1987Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	99	1976–2008
TEXAS INSTRUMENTS INC	1	1983

Locations

Location	Patents	Span
Yokohama, JP	62	1977–1984
Kawasaki, JP	19	1976–1980
Kanagawa, JP	16	1976–2008
Tokyo, JP	2	1984–1987