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Hirokazu Nakayoshi
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image pickup apparatus and display device
Patent number
7,456,894
Issue date
Nov 25, 2008
Sony Corporation
Kunihito Saiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Backlight device and liquid crystal display
Patent number
7,270,464
Issue date
Sep 18, 2007
Sony Corporation
Hirokazu Nakayoshi
G02 - OPTICS
Information
Patent Grant
Input device and electronic apparatus having the same
Patent number
7,190,355
Issue date
Mar 13, 2007
Sony Corporation
Shigeki Motoyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Touch switch with thermo-chromatic layers
Patent number
6,690,362
Issue date
Feb 10, 2004
Sony Corporation
Shigeki Motoyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reduced thickness optical image pickup device with improved sealing...
Patent number
6,518,656
Issue date
Feb 11, 2003
Sony Corporation
Yoshinori Nakayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Stereoscopic imaging systems using memory affect liquid crystal dis...
Patent number
5,990,936
Issue date
Nov 23, 1999
Sony Corporation
Hirokazu Nakayoshi
G02 - OPTICS
Information
Patent Grant
Cold-cathode fluorescent lamp lighting device
Patent number
5,742,497
Issue date
Apr 21, 1998
Sony Corporation
Kazuo Hashimoto
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
DC power supply device with printed-circuit board having ground pat...
Patent number
5,365,407
Issue date
Nov 15, 1994
Sony Corporation
Toshiya Nakabayashi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Stereoscopic imaging using memory effect liquid crystal displays
Patent number
5,357,277
Issue date
Oct 18, 1994
Sony Coporation
Hirokazu Nakayoshi
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Image pickup apparatus and display device
Publication number
20060170806
Publication date
Aug 3, 2006
SONY CORPORATION
Kunihito Saiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Backlight device and liquid crystal display
Publication number
20060152944
Publication date
Jul 13, 2006
SONY CORPORATION
Hirokazu Nakayoshi
G02 - OPTICS
Information
Patent Application
Input device and electronic apparatus having the same
Publication number
20040080490
Publication date
Apr 29, 2004
Shigeki Motoyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Connecting method of semiconductor element and semiconductor device
Publication number
20020064904
Publication date
May 30, 2002
Yoshitaka Yoshino
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Connecting method of semiconductor element and semiconductor device
Publication number
20010019179
Publication date
Sep 6, 2001
Yoshitaka Yoshino
H01 - BASIC ELECTRIC ELEMENTS