Ken Minemura

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Disk substrate, mold apparatus for injection molding the same, and...
- Patent number 7,229,275
- Issue date Jun 12, 2007
- Sony Corporation
- Jun Nakano
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of producing information recording medium, production appara...
- Patent number 6,764,737
- Issue date Jul 20, 2004
- Sony Corporation
- Nobuyuki Arakawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Disk-like recording medium and method for producing the same
- Patent number 6,703,100
- Issue date Mar 9, 2004
- Sony Corporation
- Nobuyuki Arakawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc molding apparatus
- Patent number 6,302,674
- Issue date Oct 16, 2001
- Sony Corporation
- Nobuyuki Arakawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Optical disc molding apparatus
- Patent number 6,142,761
- Issue date Nov 7, 2000
- Sony Corporation
- Nobuyuki Arakawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Disk substrate, mold apparatus for injection molding the same, and...
- Publication number 20040096540
- Publication date May 20, 2004
- SONY CORPORATION
- Jun Nakano
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Disk substrate, molding apparatus for injection-molding it and disk...
- Publication number 20030147987
- Publication date Aug 7, 2003
- Jun Nakano
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Method of producing information recording medium, production appara...
- Publication number 20030091781
- Publication date May 15, 2003
- Nobuyuki Arakawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Disk-like recording medium and method for producing the same
- Publication number 20020155247
- Publication date Oct 24, 2002
- Nobuyuki Arakawa
- G11 - INFORMATION STORAGE