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Osaka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical information medium, and method and apparatus for fabricatin...
Patent number
RE39412
Issue date
Nov 28, 2006
Matsushita Electric Industrial Co., Ltd.
Hisaki Miyamoto
428 - Stock material or miscellaneous articles
Information
Patent Grant
Method and apparatus for manufacture of laminated optical disc incl...
Patent number
6,960,269
Issue date
Nov 1, 2005
Matsushita Electric Industrial Co., Ltd.
Hisaki Miyamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method and apparatus for manufacture of laminated optical disc
Patent number
6,733,604
Issue date
May 11, 2004
Matsushita Electric Industrial Co., Ltd.
Hisaki Miyamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method and apparatus for manufacture of laminated optical disc incl...
Patent number
6,733,606
Issue date
May 11, 2004
Matsushita Electric Industrial Co., Ltd.
Hisaki Miyamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method and apparatus for manufacture of laminated optical disc
Patent number
6,309,485
Issue date
Oct 30, 2001
Matsushita Electric Industrial Co., Ltd.
Hisaki Miyamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Optical information medium, and method and apparatus for fabricatin...
Patent number
6,263,939
Issue date
Jul 24, 2001
Matsushita Electric Industrial Co., Ltd.
Hisaki Miyamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method and apparatus for manufacturing an optical information medium
Patent number
6,183,577
Issue date
Feb 6, 2001
Matsushita Electric Industrial Co., Ltd.
Toshikazu Kozono
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Apparatus for fabricating an optical information medium
Patent number
5,972,250
Issue date
Oct 26, 1999
Matsushita Electric Industrial Co., Ltd.
Hisaki Miyamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Optical information medium, and method and apparatus for fabricatin...
Patent number
5,681,634
Issue date
Oct 28, 1997
Matsushita Electric Industrial Co., Ltd.
Hisaki Miyamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Method and apparatus for manufacture of laminated optical disc
Publication number
20040149380
Publication date
Aug 5, 2004
Matsushita Electric Industrial Co., Ltd.
Hisaki Miyamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Method and apparatus for manufacture of laminated optical disc
Publication number
20020011299
Publication date
Jan 31, 2002
Matsushita Electric Industrial Co., Ltd.
Hisaki Miyamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Method and apparatus for manufacture of laminated optical disc
Publication number
20010035262
Publication date
Nov 1, 2001
Matsushita Electric Industrial Co., Ltd.
Hisaki Miyamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Method and apparatus for manufacture of laminated optical disc
Publication number
20010035254
Publication date
Nov 1, 2001
Matsushita Electric Industrial Co., Ltd.
Hisaki Miyamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL