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Kazuo Haraoka
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical selector switch and signal-processing apparatus
Patent number
8,346,034
Issue date
Jan 1, 2013
Sony Corporation
Ken Hayakawa
G02 - OPTICS
Information
Patent Grant
Signal processing apparatus
Patent number
8,335,408
Issue date
Dec 18, 2012
Sony Corporation
Toshiyuki Sekiya
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus of obtaining directivity
Patent number
7,894,702
Issue date
Feb 22, 2011
Sony Corporation
Hidehiko Ogasawara
G02 - OPTICS
Information
Patent Grant
Optical selector switch and signal-processing apparatus
Patent number
7,889,957
Issue date
Feb 15, 2011
Sony Corporation
Hidehiko Ogasawara
G02 - OPTICS
Information
Patent Grant
Contents providing device, contents providing method, receiving dev...
Patent number
7,657,630
Issue date
Feb 2, 2010
Sony Corporation
Yoshihisa Gonno
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Transmitting apparatus and receiving apparatus
Patent number
7,627,881
Issue date
Dec 1, 2009
Sony Corporation
Yoshihisa Gonno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for communicating hierarchical structures of d...
Patent number
7,363,307
Issue date
Apr 22, 2008
Sony Corporation
Yasuaki Yamagishi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Change detection in a hierarchical directory using messages having...
Patent number
7,328,402
Issue date
Feb 5, 2008
Sony Corporation
Yasuaki Yamagishi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Transmitting apparatus, transmitting method, receiving apparatus, r...
Patent number
7,093,000
Issue date
Aug 15, 2006
Sony Corporation
Yasuaki Yamagishi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for maintaining hierarchical directory structu...
Patent number
7,051,064
Issue date
May 23, 2006
Sony Corporation
Yasuaki Yamagishi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Transmission apparatus and method, receiving apparatus and method,...
Patent number
6,898,801
Issue date
May 24, 2005
Sony Corporation
Kazuo Haraoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system
Patent number
6,810,423
Issue date
Oct 26, 2004
Sony Corporation
Yoshihisa Gonno
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
SIGNAL PROCESSING APPARATUS
Publication number
20100220954
Publication date
Sep 2, 2010
SONY CORPORATION
Toshiyuki Sekiya
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL SELECTOR SWITCH AND SIGNAL-PROCESSING APPARATUS
Publication number
20100172613
Publication date
Jul 8, 2010
Ken Hayakawa
G02 - OPTICS
Information
Patent Application
OPTICAL SELECTOR SWITCH AND SIGNAL-PROCESSING APPARATUS
Publication number
20090252453
Publication date
Oct 8, 2009
SONY CORPORATION
Hidehiko Ogasawara
G02 - OPTICS
Information
Patent Application
METHOD AND APPARATUS OF OBTAINING DIRECTIVITY
Publication number
20090252025
Publication date
Oct 8, 2009
SONY CORPORATION
Hidehiko OGASAWARA
G02 - OPTICS
Information
Patent Application
Contents providing device, contents providing method, receiving dev...
Publication number
20050055447
Publication date
Mar 10, 2005
Yoshihisa Gonno
G06 - COMPUTING CALCULATING COUNTING