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Tatsuya Yokoyama
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Rotary input apparatus
Patent number
9,261,348
Issue date
Feb 16, 2016
Alps Electric Co., Ltd.
Tatsuya Yokoyama
G01 - MEASURING TESTING
Information
Patent Grant
Image display system, image display method and display unit
Patent number
8,352,986
Issue date
Jan 8, 2013
Sony Corporation
Mami Uchida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video display system and video display control apparatus
Patent number
7,477,321
Issue date
Jan 13, 2009
Sony Corporation
Tatsuya Yokoyama
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
ROTARY INPUT APPARATUS
Publication number
20130342222
Publication date
Dec 26, 2013
Tatsuya YOKOYAMA
G01 - MEASURING TESTING
Information
Patent Application
Image display system, image display method and display unit
Publication number
20050262535
Publication date
Nov 24, 2005
Mami Uchida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Video display system and video display control apparatus
Publication number
20050174489
Publication date
Aug 11, 2005
SONY CORPORATION
Tatsuya Yokoyama
G06 - COMPUTING CALCULATING COUNTING