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Inventor

Masahiro Takeshima

Inventor
Takatsuki, JP

Overview

19→
Patents
1996–2012
Patent span
Electricity
Primary field (CPC H)

Patents· 19 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television65%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes13%
G06TImage data processing or generation, in general13%
G01VGeophysics4%
G06KGraphical data reading4%
PatentTitleYear
8,248,204'Tag detecting system, moving object detecting method, and entrance/exit management system'20127,848,963'Automatic auction method and system on server-client system'20107,610,217'Automatic auction method and system on server-client system'20097,209,182'False contour correcting apparatus and method'20077,045,977'Vertical/horizontal amplitude controller'20066,970,203'Automatic cut-off system'2005RE038413'Pure red color detection circuit and color compensation circuit using the same'20046,661,469'False contour correcting apparatus and method'20036,404,148'Switching apparatus for horizontal driving pulse'20026,400,762'Video signal processing circuit and video signal processing method'20026,373,533'Image quality correction circuit for video signals'20026,252,983'Histogram generator'20016,215,529'Gamma compensation apparatus'20016,064,447'Pure red color detection circuit and color compensation circuit using the same'20006,044,363'Automatic auction method'20006,038,341'Histogram operating unit for video signals'20005,920,351'Black level detecting circuit of video signal'19995,585,860'Reproduction circuit for skin color in video signals'19965,515,113'Automatic black stretch control for a television receiver'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2007Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (15)· patent assignee history
1996Based in Ibaraki, JP· patent location history
1999–2007Based in Takatsuki, JP· patent location history
2000–2012Patents assigned to HITACHI LTD (4)· patent assignee history
2000–2012Based in Tokyo, JP· patent location history
2002–2006Based in Osaka, JP· patent location history
2012Patents assigned to HITACHI ENG SERVICE (1)· patent assignee history
2012Patents assigned to KAWAHARA TAKESHI (1)· patent assignee history
2012Patents assigned to KAWARAI DAI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD151996–2007
HITACHI LTD42000–2012
HITACHI ENG SERVICE12012
KAWAHARA TAKESHI12012
KAWARAI DAI12012
Locations
LocationPatentsSpan
Takatsuki, JP91999–2007
Tokyo, JP42000–2012
Osaka, JP42002–2006
Ibaraki, JP21996