Inventor

Tokihiko Ogura

Inventor

Kanagawa, JP

Overview

23→

Patents

1986–2006

Patent span

Physics

Primary field (CPC G)

Patents· 23 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 transducer31%

H04NPictorial communication, e.g. television31%

G03GElectrography16%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

B41JTypewriters3%

G05DSystems for controlling or regulating non-electric variables3%

G11CStatic stores3%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers3%

PatentTitleYear

7,132,631'Induction heating for image flexing with means for adjusting magnetic flux'2006 7,122,769'Induction heating apparatus for image fixing'2006 7,098,430'Heating apparatus with target temperature control and means for changing target temperature'2006 6,963,709'Charging apparatus having auxiliary charger rubbing against image bearing member'2005 6,847,797'Charging apparatus having auxiliary charger rubbing against image bearing member'2005 5,719,984'Video signal recording apparatus with facility for displaying of identification information relating to the video signal'1998 5,598,274'Image signal recording and reproducing system'1997 5,347,316'Image information transmission system having time base variation correcting function'1994 5,296,978'Information signal reproducing apparatus'1994 5,294,997'Image signal with pilot signal recording apparatus'1994 5,231,507'Information signal recording/reproducing apparatus with time base correction facility'1993 5,212,562'Image signal reproducing apparatus having memory function'1993 5,142,376'Image signal recording and reproducing system with pilot signal phase-locked with a synchronizing signal'1992 5,053,898'Recording and/or reproducing apparatus, particularly with means for searching for vacant tracks'1991 4,974,200'Method of transferring Bloch lines in the domain wall of a magnetic domain, and a magnetic memory using the method'1990 4,899,171'Thermal printer'1990 4,849,832'Reproducing apparatus with erasing device and erasing function based on frequency multiplexed and/or DPSK coded signal'1989 4,821,123'Magnetic recording or reproduction apparatus with erasing capability'1989 4,807,051'Image pick-up apparatus with sound recording function'1989 4,717,975'Erasing device'1988 4,670,799'Erasing apparatus'1987 4,581,661'Erasing apparatus employing multiple magnetically premeable members'1986 4,573,087'Recording apparatus'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2006Patents assigned to CANON KK (23)· patent assignee history

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

1989–1990Based in Yokohama, JP· patent location history

1990Based in Fujisawa, JP· patent location history

2005Based in Chiba, JP· patent location history

2006Based in Kashiwa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	23	1986–2006

Locations

Location	Patents	Span
Kanagawa, JP	15	1986–1998
Kashiwa, JP	3	2006
Chiba, JP	2	2005
Yokohama, JP	2	1989–1990
Fujisawa, JP	1	1990