Shinji Hada

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for press molding a glass optical element
- Patent number 7,353,666
- Issue date Apr 8, 2008
- Hoya Corporation
- Shinji Hada
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Press molding apparatus for an optical element and method of manufa...
- Patent number 7,121,119
- Issue date Oct 17, 2006
- Hoya Corporation
- Hiroyuki Sakai
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Press molding apparatus for glass optical elements and molding meth...
- Patent number 6,141,991
- Issue date Nov 7, 2000
- Hoya Corporation
- Tadayuki Fujimoto
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRESS MOLDING A GLASS OPTICAL ELEMENT
- Publication number 20080072626
- Publication date Mar 27, 2008
- Hoya Corporation
- Shinji Hada
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Press-molding apparatus and method of producing an optical element
- Publication number 20040212110
- Publication date Oct 28, 2004
- Hoya Corporation
- Tadayuki Fujimoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Press-molding apparatus, press-molding method and method of produci...
- Publication number 20040212109
- Publication date Oct 28, 2004
- Hoya Corporation
- Tadayuki Fujimoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Molding apparatus and molding method for producing a press-molded p...
- Publication number 20040156947
- Publication date Aug 12, 2004
- Hoya Corporation
- Shinji Hada
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Press molding apparatus for an optical element and method of manufa...
- Publication number 20030066312
- Publication date Apr 10, 2003
- Hoya Corporation
- Hiroyuki Sakai
- C03 - GLASS MINERAL OR SLAG WOOL