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Inventor

Mitsuhiro Kawai

Inventor
Osaka, JP

Overview

12→
Patents
1993–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 12 as inventor

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

H01Hprimary
H01HElectric switches35%
G06FElectric digital data processing12%
B41JTypewriters6%
F02DControlling combustion engines6%
G02BOptical elements, systems or apparatus6%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein6%
G03GElectrography6%
G05BControl or regulating systems in general6%
H01FMagnets6%
H04NPictorial communication, e.g. television6%
PatentTitleYear
10,955,727Wavelength converter and transmission apparatus20219,153,403'Electromagnet device'20157,937,012'Angle adjusting device and image forming apparatus'20117,787,795'Angle adjustment device and image forming apparatus'20107,307,499'High-frequency relay'20076,904,543'Electronic control having floating-point data check function'20056,781,489'High-frequency relay'20046,240,358'Task control method with reduced stacked memory requirement'20016,169,469'Relay'20015,880,653'Electromagnetic relay and its manufacture'19995,649,188'Electronic filing apparatus which allows information to be retrieved based on a box, a date, or a card associated with the information'19975,270,674'Electromagnetic relay'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2015Patents assigned to OMRON TATEISI ELECTRONICS CO (6)· patent assignee history
1993–2007Based in Osaka, JP· patent location history
1997–2010Patents assigned to RICOH KK (2)· patent assignee history
1997–2010Based in Atsugi, JP· patent location history
1999–2001Based in Kyoto, JP· patent location history
2001–2005Patents assigned to DENSO CORP (2)· patent assignee history
2001–2005Based in Kariya, JP· patent location history
2011Patents assigned to RICOH CO LTD (1)· patent assignee history
2021Patents assigned to FUJITSU LTD (1)· patent assignee history
2021Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OMRON TATEISI ELECTRONICS CO61993–2015
DENSO CORP22001–2005
RICOH KK21997–2010
FUJITSU LTD12021
RICOH CO LTD12011
Locations
LocationPatentsSpan
Osaka, JP31993–2007
Atsugi, JP21997–2010
Kariya, JP22001–2005
Kyoto, JP21999–2001
Kawasaki, JP12021