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Toshiaki Tokumura
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Suwa-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image processing apparatus, display apparatus, and image processing...
Patent number
10,339,879
Issue date
Jul 2, 2019
Seiko Epson Corporation
Chiyoaki Iijima
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Image processing device, display device, and display method for pre...
Patent number
9,826,190
Issue date
Nov 21, 2017
Seiko Epson Corporation
Toshiaki Tokumura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electro-optical device and electronic apparatus
Patent number
9,489,922
Issue date
Nov 8, 2016
Seiko Epson Corporation
Toshiaki Tokumura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electronic apparatus, electronic apparatus control device, method o...
Patent number
9,172,930
Issue date
Oct 27, 2015
Seiko Epson Corporation
Toshiaki Tokumura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electro-optical device and electronic apparatus
Patent number
8,872,989
Issue date
Oct 28, 2014
Seiko Epson Corporation
Toshiaki Tokumura
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Electro-optical device and electronic apparatus
Patent number
8,810,494
Issue date
Aug 19, 2014
Seiko Epson Corporation
Toshiaki Tokumura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electro-optical device and electronic apparatus
Patent number
8,803,763
Issue date
Aug 12, 2014
Seiko Epson Corporation
Toshiaki Tokumura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electro-optical device, driving method, and electronic apparatus wi...
Patent number
8,217,929
Issue date
Jul 10, 2012
Seiko Epson Corporation
Toshiaki Tokumura
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Driving circuit for electro-optical device, method of driving elect...
Patent number
7,557,791
Issue date
Jul 7, 2009
Seiko Epson Corporation
Toshiaki Tokumura
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Patents Applications
last 30 patents
Information
Patent Application
IMAGE PROCESSING APPARATUS, DISPLAY APPARATUS, AND IMAGE PROCESSING...
Publication number
20170294168
Publication date
Oct 12, 2017
SEIKO EPSON CORPORATION
Chiyoaki IIJIMA
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
IMAGE PROCESSING DEVICE, DISPLAY DEVICE, AND DISPLAY METHOD
Publication number
20160057319
Publication date
Feb 25, 2016
SEIKO EPSON CORPORATION
Toshiaki Tokumura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20140320480
Publication date
Oct 30, 2014
Toshiaki Tokumura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTRONIC APPARATUS, ELECTRONIC APPARATUS CONTROL DEVICE, METHOD O...
Publication number
20140104329
Publication date
Apr 17, 2014
SEIKO EPSON CORPORATION
Toshiaki TOKUMURA
G02 - OPTICS
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20130076708
Publication date
Mar 28, 2013
SEIKO EPSON CORPORATION
Toshiaki Tokumura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20130076707
Publication date
Mar 28, 2013
SEIKO EPSON CORPORATION
Toshiaki Tokumura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20130070005
Publication date
Mar 21, 2013
SEIKO EPSON CORPORATION
Toshiaki Tokumura
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
IMAGE PROCESSING DEVICE, ELECTRO-OPTIC DEVICE, ELECTRONIC APPARATUS...
Publication number
20120320104
Publication date
Dec 20, 2012
SEIKO EPSON CORPORATION
Toshiaki TOKUMURA
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
ELECTRO-OPTICAL DEVICE, DRIVING METHOD, AND ELECTRONIC APPARATUS
Publication number
20080186296
Publication date
Aug 7, 2008
SEIKO EPSON CORPORATION
Toshiaki TOKUMURA
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Driving circuit for electro-optical device, method of driving elect...
Publication number
20060012555
Publication date
Jan 19, 2006
SEIKO EPSON CORPORATION
Toshiaki Tokumura
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS