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Hiroki Murakami
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Suita-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Photoelectric sensor and photoelectric sensor system
Patent number
8,344,895
Issue date
Jan 1, 2013
Keyence Corporation
Toyoichi Uozumi
G01 - MEASURING TESTING
Information
Patent Grant
Terminal apparatus and system thereof
Patent number
8,260,714
Issue date
Sep 4, 2012
Panasonic Corporation
Ryuichi Okamoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Content use management system, content use management method, and c...
Patent number
8,010,688
Issue date
Aug 30, 2011
Panasonic Corporation
Sen'ichi Onoda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Content distribution system and distribution method, and content pr...
Patent number
7,873,987
Issue date
Jan 18, 2011
Sony Corporation
Naohisa Kitazato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Terminal device, server device, and content distribution system
Patent number
7,721,088
Issue date
May 18, 2010
Panasonic Corporation
Ryuichi Okamoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Terminal apparatus, server apparatus, and digital content distribut...
Patent number
7,676,042
Issue date
Mar 9, 2010
Panasonic Corporation
Ryuichi Okamoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Content distribution management system and content distribution man...
Patent number
7,630,922
Issue date
Dec 8, 2009
Panasonic Corporation
Takaaki Namba
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Rights management terminal, server apparatus and usage information...
Patent number
7,571,488
Issue date
Aug 4, 2009
Panasonic Corporation
Masahiro Oho
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Processing terminal, receiving terminal and received data processin...
Patent number
7,493,638
Issue date
Feb 17, 2009
Panasonic Corporation
Takuji Hiramoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Content playback apparatus method and program and key management ap...
Patent number
7,401,232
Issue date
Jul 15, 2008
Matsushita Electric Industrial Co., Ltd.
Takatoshi Ono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Broadcast apparatus and reception apparatus for providing a storage...
Patent number
7,391,866
Issue date
Jun 24, 2008
Matsushita Electric Industrial Co., Ltd.
Yukiyasu Fukami
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
License management system, license management device, relay device...
Patent number
7,359,883
Issue date
Apr 15, 2008
Matsushita Electric Industrial Co., Ltd.
Takaaki Namba
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Content providing system and terminal used therein
Patent number
7,146,631
Issue date
Dec 5, 2006
Matsushita Electric Industrial Co., Ltd.
Tsutomu Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmitting system and transmitting apparatus
Patent number
6,577,813
Issue date
Jun 10, 2003
Matsushita Electric Industrial Co., Ltd.
Susumu Ibaraki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Scrambling apparatus and descrambling apparatus
Patent number
5,706,346
Issue date
Jan 6, 1998
Matsushita Electric Industrial Co., Ltd.
Noboru Katta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Audio scrambling system for scrambling and descrambling audio signals
Patent number
5,668,879
Issue date
Sep 16, 1997
Matsushita Electric Industrial Co., Ltd.
Susumu Ibaraki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Scramble apparatus and descramble apparatus
Patent number
5,636,279
Issue date
Jun 3, 1997
Matsushita Electric Industrial Co., Ltd.
Noboru Katta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Scrambled transmission system
Patent number
5,621,799
Issue date
Apr 15, 1997
Matsushita Electric Industrial Co., Ltd.
Noboru Katta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Audio scrambling system for scrambling and descrambling audio signals
Patent number
5,617,476
Issue date
Apr 1, 1997
Matsushita Electric Industrial Co., Ltd.
Susumu Ibaraki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Scramble system for use in digital video signal recording and repro...
Patent number
5,546,461
Issue date
Aug 13, 1996
Matsushita Electric Industrial Co., Ltd.
Susumu Ibaraki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Scramble transmission apparatus and signal processing apparatus
Patent number
5,515,437
Issue date
May 7, 1996
Matsushita Electric Industrial Co., Ltd.
Noboru Katta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Scramble apparatus and descramble apparatus
Patent number
5,377,266
Issue date
Dec 27, 1994
Matsushita Electric Industrial Co., Ltd.
Noboru Katta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Photoelectric Sensor And Photoelectric Sensor System
Publication number
20110018722
Publication date
Jan 27, 2011
KEYENCE CORPORATION
Toyoichi Uozumi
G01 - MEASURING TESTING
Information
Patent Application
TERMINAL APPARATUS, SERVER AND SYSTEM THEREOF
Publication number
20100088750
Publication date
Apr 8, 2010
Ryuichi Okamoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TERMINAL DEVICE, SERVER DEVICE, AND CONTENT DISTRIBUTION SYSTEM
Publication number
20090187762
Publication date
Jul 23, 2009
Ryuichi Okamoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Terminal Apparatus, Server Apparatus, and Digital Content Distribut...
Publication number
20090010439
Publication date
Jan 8, 2009
Ryuichi Okamoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Information Distribution System
Publication number
20080152150
Publication date
Jun 26, 2008
Akio Higashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Secure system, secure device, terminal apparatus, method and progra...
Publication number
20070165854
Publication date
Jul 19, 2007
Akio Higashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Content delivery system and method, and content processing apparatu...
Publication number
20070130068
Publication date
Jun 7, 2007
Naohisa Kitazato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Reception device, transmission device, security module, and digital...
Publication number
20070124252
Publication date
May 31, 2007
Akio Higashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Content distribution system, license distribution method and termin...
Publication number
20070112681
Publication date
May 17, 2007
Satoshi Niwano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
License management method, information processing apparatus, inform...
Publication number
20070094736
Publication date
Apr 26, 2007
Jun Kitahara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Content distribution system and distribution method, and content pr...
Publication number
20060212943
Publication date
Sep 21, 2006
Naohisa Kitazato
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Processing terminal, receiving terminal and received data processin...
Publication number
20050240974
Publication date
Oct 27, 2005
Takuji Hiramoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Rights management terminal, server apparatus and usage information...
Publication number
20050223415
Publication date
Oct 6, 2005
Masahiro Oho
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Content playback apparatus method and program and key management ap...
Publication number
20050021985
Publication date
Jan 27, 2005
Takatoshi Ono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Content use management system, content use management method, and c...
Publication number
20040260839
Publication date
Dec 23, 2004
Sen'ichi Onoda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Content history log collecting system
Publication number
20040215708
Publication date
Oct 28, 2004
Akio Higashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Content history log collecting system
Publication number
20040143661
Publication date
Jul 22, 2004
Akio Higashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
License management system, license management device, relay device...
Publication number
20030140009
Publication date
Jul 24, 2003
Takaaki Namba
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Content distribution management system and content distribution man...
Publication number
20020111878
Publication date
Aug 15, 2002
Takaaki Namba
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Content usage management system and content usage management method
Publication number
20020107806
Publication date
Aug 8, 2002
Akio Higashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Broardcast apparatus and reception apparatus for providing a storag...
Publication number
20020080971
Publication date
Jun 27, 2002
Yukiyasu Fukami
H04 - ELECTRIC COMMUNICATION TECHNIQUE