Inventor

Nobuo Tezuka

Inventor

Kanagawa, JP

Overview

1977–1998

Patent span

Physics

Primary field (CPC G)

Patents· 58 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 them37%

G11BInformation storage based on relative movement between record carrier and transducer35%

H04NPictorial communication, e.g. television19%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%

B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding1%

Y10TTechnical subjects covered by former us classification1%

PatentTitleYear

5,737,014'Electronic camera with detachable buffer memory'1998 5,381,286'Recording or reproducing apparatus including a disc cartridge loading mechanism'1995 5,317,455'Recording system which can record signals from two fields for the composition of one picture'1994 5,198,941'Recording or reproducing apparatus'1993 5,144,503'Process for controlling an access position of a recording head which enables recording at each recording position on a recording medium without double recording and a device therefor'1992 5,119,247'Recording or reproducing apparatus including a disc cartridge loading and clamping mechanism'1992 5,072,317'Recording and/or reproducing apparatus having a mechanical memory for storing medium loading and unloading information'1991 5,051,849'Recording apparatus including a pre-recording positioning function'1991 5,047,875'Recording system which can record signals from two fields for the composition of one picture'1991 5,032,863'Camera shutter and viewfinder control apparatus'1991 5,012,271'Exposure control device'1991 4,992,879'Image pick-up apparatus'1991 4,980,777'Image recording apparatus'1990 4,972,269'Electronic imaging apparatus with signal integration and selective image receiving modes'1990 4,956,715'Image sensing device having a photometric element for setting an exposure condition for the image sensing device'1990 4,949,205'Recording or reproducing apparatus including a disc cartridge loading and clamping mechanism'1990 4,945,379'Camera shutter and viewfinder control apparatus'1990 4,918,533'Image sensing device with shutter-readout coordination'1990 4,890,175'Recording medium mounting means and recording or reproducing apparatus incorporating same'1989 4,887,174'Device for loading recording-medium housing case'1989 4,872,077'Recording and/or reproducing apparatus with adjustments for positioning head and a moving device using the same'1989 4,864,445'Head loading mechanism for recording and/or reproducing apparatus'1989 4,864,441'Player apparatus for a flexible disc housed in a cassette'1989 4,825,302'Video recording camera'1989 4,816,944'Disc cartridge loading mechanism'1989 4,787,005'Recording and/or reproducing apparatus having improved head stabilizing means'1988 4,747,003'Head shifting device for information recording and/or reproducing apparatus'1988 4,717,976'Apparatus using disc-shaped record bearing medium'1988 4,716,481'Recording and/or reproducing apparatus having an imposed head shifting feature'1987 4,689,689'Image sensing apparatus'1987 4,679,101'Information recording or erasing apparatus'1987 4,661,868'Cassette loading mechanism with malfunction preventing means'1987 4,635,123'Image pick-up device for use with an illuminating device'1987 4,614,984'Recording and/or reproducing apparatus with arrangement for positioning resetting the head'1986 4,594,617'Method and apparatus for cleaning a recording and/or reproducing head'1986 4,573,087'Recording apparatus'1986 4,509,240'Spring installing device'1985 4,428,657'Motorized driving device for camera'1984 4,402,468'Film takeup spool for camera'1983 4,395,103'Film winding device for camera'1983 4,383,747'Winding up device for camera'1983 4,380,381'Camera with motor driven winding-up device'1983 4,349,264'Electromagnetically driven shutter'1982 4,348,088'Single lens reflex camera'1982 4,348,092'Electromagnetically driven shutter'1982 4,319,821'Shutter blades for camera'1982 4,319,822'Electromagnetically operated shutter'1982 4,316,662'Brake device for shutter'1982 4,306,784'Photographic camera with an operation mode display device'1981 4,281,914'Focal plane shutter'1981 4,236,802'Safety device for camera'1980 4,200,371'Photographic camera with film speed setting system'1980 4,181,417'Shutter operation control device for a photographic camera'1980 4,179,206'Single lens reflex camera with electromechanically initiated diaphragm and shutter control'1979 4,153,360'Focal plane shutter for a camera'1979 4,129,877'Photographic camera having electromagnetic operation control'1978 4,114,173'Photographic camera with an operation mode display device'1978 4,062,028'Single reflex camera'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1998Patents assigned to CANON KK (58)· patent assignee history

1977–1987Based in Tokyo, JP· patent location history

1986–1998Based in Kanagawa, JP· patent location history

1990–1994Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	58	1977–1998

Locations

Location	Patents	Span
Kanagawa, JP	30	1986–1998
Tokyo, JP	23	1977–1987
Kawasaki, JP	5	1990–1994