Inventor

Masami Shimizu

Inventor

Tokyo, JP

Overview

1976–2010

Patent span

Physics

Primary field (CPC G)

Patents· 83 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 them35%

F01DNon-positive displacement machines or engines, e.g. steam turbines7%

F16JPistons5%

Y10TTechnical subjects covered by former us classification5%

A61BDiagnosis4%

F16CShafts4%

G11BInformation storage based on relative movement between record carrier and transducer4%

H01FMagnets4%

H05KPrinted circuits4%

H04NPictorial communication, e.g. television3%

PatentTitleYear

7,796,165'Image capturing apparatus and image capturing method'2010 7,714,885'Endoscope imaging apparatus'2010 7,675,558'Image capturing apparatus and image capturing method'2010 7,505,681'Camera and control method therefor'2009 7,278,965'Operating mechanism for medical device'2007 7,259,786'Image processing method and apparatus, and image sensing apparatus'2007 7,125,378'Hermetically sealed imaging system for medical applications'2006 6,848,180'Turbocharger turbine shaft joining method'2005 6,201,777'Apparatus for discriminating optical recording media of different thicknesses from each other and reproducing information therefrom'2001 RE036865'Camera with operation switch'2000 5,917,791'Apparatus for discriminating optical recording media of different thicknesses from each other and reproducing information therefrom'1999 5,876,327'Imaging apparatus for endoscopes'1999 5,520,887'Apparatus for generating and condensing ozone'1996 5,448,610'Digital X-ray photography device'1995 5,315,752'Method for press fitting of a press fitting body and a press fitting apparatus having a linear gauge for the press fitting body'1994 4,999,656'Interchangeable lens with double-sided printed circuit board'1991 4,970,558'Connector for a camera'1990 4,853,725'Connector for a camera'1989 4,845,699'Electric mechanical transducer and optical type pickup apparatus driven by a magnetic field'1989 4,811,320'Optical type pickup apparatus with lens holder supported by frame wires each having an end inserted into a frame hole'1989 4,767,921'Optical pickup device wherein the astigmatic converged beam spot is aligned along the dividing lines of the four-division photo-detector'1988 4,741,666'Variable displacement turbocharger'1988 4,717,936'Display device for camera'1988 4,710,008'Camera with operation switch'1987 4,679,926'Motor driven film rewind device for camera'1987 4,656,951'Rotary table unit'1987 4,647,176'External display device for camera'1987 4,623,234'Camera'1986 4,590,658'Tube wall thickness measurement'1986 4,572,646'Display device in camera finder'1986 4,538,891'Device for setting photographic information for camera'1985 4,536,993'Grinding machine'1985 4,520,340'Camera with printed circuit boards comprising resistance-conductor laminated constructions'1985 4,491,731'Tube wall thickness measurement'1985 4,488,800'Photographing mode display device of a camera'1984 4,481,742'Machine tool elevating and guiding apparatus'1984 4,459,008'Camera having a sound-making element'1984 4,458,230'Magnetic device'1984 4,453,837'Thrust bearing for turbocharger'1984 4,435,741'Electrical circuit elements combination'1984 4,428,655'Mode selector device for a camera'1984 4,397,534'Device for displaying bulb photographing operation time in a photographic camera'1983 4,396,197'Oil seal device for high-speed rotary machine'1983 4,393,305'Method of tube wall thickness measurement'1983 4,392,752'Oil seal for bearings of turbocharger'1983 4,389,052'Oil seal system for shaft of turbocharger'1983 4,387,977'Power supply device for camera'1983 4,372,664'Moisture- and dust-proof device for rotating operation part of camera'1983 4,359,277'Camera with printed circuit boards comprising resistance-conductor laminated constructions'1982 4,351,595'Motor drive camera'1982 4,322,146'Camera having a sound-making element'1982 4,317,628'Electric circuit protection device for camera'1982 4,314,705'Oil seal device'1982 4,314,972'Multi-stage hydrogen water isotopic exchange column'1982 4,306,784'Photographic camera with an operation mode display device'1981 4,286,849'Digital camera'1981 4,282,503'Electromagnetic device'1981 4,268,152'Bulb photography control system for camera'1981 4,247,186'Photometric circuit for camera'1981 4,247,189'Camera with built-in electric wind-up mechanism'1981 4,240,055'Release type electromagnetic device for camera'1980 4,227,788'Printed circuit assembly'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 4,205,287'Electromagnetic device'1980 4,204,762'Centrifugal brakes for focal plane shutters'1980 4,200,374'Cameras having a coordinated energy supply system for shutter release'1980 4,198,063'Shaft sealing device for turbocharger'1980 4,196,995'Electronically operated magnetic control device for camera'1980 4,182,557'Single lens reflex camera capable of high speed continuous photography'1980 4,178,086'Camera with a device for protecting film against fogging'1979 4,176,936'Motor drive unit for a camera'1979 4,173,620'Extraction method of tritium'1979 4,171,137'Slinger arrangement for use with bearing of supercharger'1979 4,165,929'Camera with exposure control device'1979 4,146,322'Variable resistance'1979 4,145,130'Current supply release system for magnetic mechanism'1979 4,114,173'Photographic camera with an operation mode display device'1978 4,089,483'Film feeding device for camera'1978 4,062,024'Control system consisting of semi-conductor integrated circuits for a camera'1977 3,939,349'Method and device for classifying tires'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1986Patents assigned to FUJI ELECTRIC CO LTD (4)· patent assignee history

1977–2010Patents assigned to CANON KK (53)· patent assignee history

1977–2010Based in Tokyo, JP· patent location history

1979–1996Patents assigned to ISHIKAWAJIMA HARIMA HEAVY IND (9)· patent assignee history

1979–2005Based in Chiba, JP· patent location history

1984–1987Patents assigned to CITIZEN WATCH CO LTD (3)· patent assignee history

1985–2007Based in Kanagawa, JP· patent location history

1988–2001Patents assigned to SANYO ELECTRIC CO (5)· patent assignee history

1999–2010Based in Hachioji, JP· patent location history

1999–2001Based in Gunma, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	53	1977–2010
ISHIKAWAJIMA HARIMA HEAVY IND	9	1979–1996
SANYO ELECTRIC CO	5	1988–2001
FUJI ELECTRIC CO LTD	4	1976–1986
CITIZEN WATCH CO LTD	3	1984–1987

Locations

Location	Patents	Span
Tokyo, JP	52	1977–2010
Chiba, JP	9	1979–2005
Hachioji, JP	3	1999–2010
Kanagawa, JP	2	1985–2007
Gunma, JP	2	1999–2001