Inventor

Hiroyuki Takimoto

Inventor

Kanagawa, JP

Overview

1978–2001

Patent span

Physics

Primary field (CPC G)

Patents· 77 as inventor

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

G11Bprimary

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

H04NPictorial communication, e.g. television24%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them17%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests16%

G01RMeasuring electric variables3%

H02JElectric power networks2%

H02PControl or regulation of electric motors, electric generators or dynamo-electric converters2%

H01FMagnets1%

H05KPrinted circuits1%

PatentTitleYear

6,232,747'Remaining-amount-of-battery detecting device'2001 6,150,823'Battery charge detecting variable loads'2000 6,084,639'Image processing apparatus'2000 6,014,179'Apparatus and method for processing video signals with different aspect ratios'2000 5,966,496'Method of and apparatus for recording and reproducing digital information signal including sub-information'1999 5,923,493'Information signal reproducing apparatus having means for tracking control'1999 5,864,222'Charging apparatus'1999 5,861,732'Battery charging apparatus'1999 5,638,485'Video signal processing apparatus for processing video signals with different aspect ratios'1997 5,612,660'Inductance element'1997 5,539,470'Image processing apparatus'1996 5,392,069'Image processing apparatus which can process a plurality of kinds of images having different aspect ratios'1995 5,347,318'Apparatus for processing video signals having different aspect ratios'1994 5,301,071'Recording and reproducing apparatus using a bidirectional line to receive and transmit signals'1994 5,159,463'Reproducing device of multi-channel rotary head type having function to discriminate recorded state'1992 5,157,509'Information signal recording apparatus performing a cueing function'1992 5,132,807'Recording apparatus for recording main information with additional information'1992 5,115,324'Information signal recording apparatus performing a cueing function'1992 5,004,965'Brushless motor with torque compensation'1991 4,965,681'Magnetic recording apparatus of rotary magnetic type having cross-talk cancelling function'1990 4,958,246'Device of multi-channel rotary head type having function to discriminate recorded state'1990 4,956,726'Information signal reproducing apparatus in which control signal condition and information signal level are varied so as to correspond'1990 4,939,597'Video camera and recorder system having two standby modes'1990 4,924,326'Signal reproducing apparatus'1990 4,899,231'Video camera and separable video recorder/reproducer arrangement'1990 4,888,651'Video system'1989 4,878,133'Information signal reproducing apparatus in which a plurality of heads are selectively used'1989 4,872,072'Video system'1989 4,825,307'Information signal recording apparatus'1989 4,811,120'Information signal recording and/or reproducing apparatus'1989 4,802,031'Tracking control using signals reproduced by erase head'1989 4,796,128'Rotary head type reproducing apparatus'1989 4,785,360'Recording and reproducing apparatus having tracking control responsive to erase head scanning'1988 4,780,774'Rotary head type reproducing apparatus having a head shifter for accurately shifting the rotary head'1988 4,760,474'Information signal reproducing apparatus with track pitch discriminating function'1988 4,750,060'Recording apparatus'1988 4,745,498'Cassette type video tape recorder having a selectively positioned tape loader'1988 4,691,256'Information reproducing apparatus'1987 4,686,589'Recording and reproducing apparatus having an automatic tracking control system using multiple pilot signals'1987 4,683,503'Information signal reproducing apparatus having means for discriminating a track pitch and selecting the reproduction mode speed'1987 4,636,882'Head tracking apparatus'1987 4,599,660'Video signal reproducing apparatus'1986 4,594,618'Information reproducing apparatus'1986 4,587,580'Video signal reproducing apparatus'1986 4,573,089'Recording and reproducing apparatus'1986 4,558,382'Video signal reproducing apparatus'1985 4,531,164'Camera and separable video recorder/reproducer arrangement'1985 4,517,501'Rotation control system'1985 4,507,689'Component video system and arrangement for interconnecting the same'1985 4,496,998'Video tape recorder with delayed control signal recording upon restart'1985 4,495,527'Video recording system with focusing device'1985 4,492,982'Video camera image tube burn-in prevention apparatus'1985 4,456,349'Cinematographic camera'1984 4,447,837'Video recording system'1984 4,410,247'Motion picture camera'1983 4,404,595'Lens unit for a camera'1983 4,400,743'Video camera and recorder'1983 4,386,376'Video camera'1983 4,368,490'Camera'1983 4,365,875'Motion picture camera'1982 4,363,544'Remote releasable camera'1982 4,363,051'Video tape recorder arranged to be connected with a video camera'1982 4,331,395'Motion picture camera'1982 4,322,140'Shutter opening angle control device for a motion picture camera'1982 4,318,596'Sound motion picture camera'1982 4,269,489'Camera and error preventing circuit therefor'1981 4,257,693'Cine camera'1981 4,240,720'Motion picture camera'1980 4,196,983'Sound motion picture camera'1980 4,179,197'Sound motion picture projection system'1979 4,175,845'Winding up device of a camera'1979 4,159,167'Sound motion picture projection apparatus'1979 4,148,567'Sound motion picture projection apparatus'1979 4,148,569'Lens unit for motion picture projector and others'1979 4,143,951'Cine-projector'1979 4,113,369'Motion picture projector'1978 4,066,963'Synchronization system of the cine-projector with the sound tape reproducer'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–2001Patents assigned to CANON KK (76)· patent assignee history

1978–1979Based in Tokyo, JP· patent location history

1979–1983Based in Urawa, JP· patent location history

1982–2000Based in Yokohama, JP· patent location history

1984–2001Based in Kanagawa, JP· patent location history

1984Based in Saitama, JP· patent location history

1992Patents assigned to SEITH NANCY (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	76	1978–2001
SEITH NANCY	1	1992

Locations

Location	Patents	Span
Kanagawa, JP	41	1984–2001
Yokohama, JP	17	1982–2000
Urawa, JP	12	1979–1983
Tokyo, JP	6	1978–1979
Saitama, JP	1	1984