Kenji Echizen

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Miyagi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lubricant composition and article, disk molding stamper, disk moldi...
- Patent number 8,029,262
- Issue date Oct 4, 2011
- Sony Corporation
- Takeshi Gouko
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Disk forming method
- Patent number 7,700,011
- Issue date Apr 20, 2010
- Sony Corporation
- Takeshi Gouko
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
INK, INK CARTRIDGE, AND INKJET RECORDING METHOD
- Publication number 20090066766
- Publication date Mar 12, 2009
- SONY CORPORATION
- Hiroyuki Nakashinden
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LUBRICANT COMPOSITION AND ARTICLE, DISK MOLDING STAMPER, DISK MOLDI...
- Publication number 20080230955
- Publication date Sep 25, 2008
- SONY CORPORATION
- Takeshi Gouko
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
LUBRICANT COMPOSITION AND ARTICLE, DISK MOLDING STAMPER, DISK MOLDI...
- Publication number 20060258548
- Publication date Nov 16, 2006
- Takeshi Gouko
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL