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Inventor

Shinji Hirata

Inventor
Toyonaka, JP

Overview

23→
Patents
1978–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 23 as inventor

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

H05Bprimary
H05BElectric heating29%
G06FElectric digital data processing11%
G06VImage or video recognition or understanding9%
G07CTime or attendance registers9%
H04LTransmission of digital information, e.g. telegraphic communication9%
B41JTypewriters7%
H04KSecret communication4%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%
B02CCrushing, pulverising, or disintegrating in general2%
B07BSeparating solids from solids by sieving, screening, sifting or by using gas currents2%
PatentTitleYear
10,421,280Liquid ejecting apparatus and maintenance device20198,443,201'Biometric authentication system, enrollment terminal, authentication terminal and authentication server'20138,412,940'Biometric authentication method and system'20138,320,640'Biometrics authentication method and client terminal and authentication server used for biometrics authentication'20128,204,279'Method, system and program for authenticating a user by biometric information'20128,177,314'Printing apparatus and method of switching filled states'20127,936,905'Method, system and program for authenticating a user by biometric information'20117,753,296'Pulverization/classification apparatus for manufacturing powder, and method for manufacturing powder using the pulverization/classification apparatus'20106,531,832'Discharge lamp and electronic flash device using the same'20036,150,770'Flash apparatus'20005,781,220'Thermal head'19985,180,953'Strobo device'19935,130,738'Electronic flash unit driver by insulated gate bipolar transistor'19925,107,292'Electronic flash unit'19925,053,802'Electric flash apparatus'19915,038,080'Electric flash apparatus'19915,004,958'Strobe apparatus'19914,899,086'Electroluminescence light emission apparatus'19904,847,538'Electronic flash equipment'19894,393,335'Electronic flash device'19834,301,392'Electronic flash system capable of automatic flash duration control'19814,217,523'Photographic flash device'19804,082,982'Automatic electronic flash device'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–2003Patents assigned to WEST ELECTRIC CO (14)· patent assignee history
1978–2003Based in Osaka, JP· patent location history
1981–2000Based in Toyonaka, JP· patent location history
1990–2000Patents assigned to CANON KK (2)· patent assignee history
2011–2013Patents assigned to HITACHI LTD (5)· patent assignee history
2011–2013Based in Machida, JP· patent location history
2012–2013Patents assigned to HIRATA SHINJI (5)· patent assignee history
2012–2013Patents assigned to TAKAHASHI KENTA (4)· patent assignee history
2012–2019Based in Shiojiri, JP· patent location history
2013Based in Chigasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WEST ELECTRIC CO141978–2003
HIRATA SHINJIself52012–2013
HITACHI LTD52011–2013
TAKAHASHI KENTA42012–2013
CANON KK21990–2000
Locations
LocationPatentsSpan
Toyonaka, JP101981–2000
Machida, JP32011–2013
Osaka, JP31978–2003
Shiojiri, JP22012–2019
Chigasaki, JP12013