Kosuke YAMAGUCHI

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Shinjuku-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical glass, glass material for press molding, and optical element
- Patent number 9,416,047
- Issue date Aug 16, 2016
- Hoya Corporation
- Kosuke Yamaguchi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical glass, press-molding glass material, optical element and pr...
- Patent number 8,859,444
- Issue date Oct 14, 2014
- Hoya Corporation
- Kosuke Yamaguchi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical glass, press-molding glass material, optical element and me...
- Patent number 8,852,745
- Issue date Oct 7, 2014
- Hoya Corporation
- Kosuke Yamaguchi
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL GLASS, GLASS MATERIAL FOR PRESS MOLDING, AND OPTICAL ELEMENT
- Publication number 20150353407
- Publication date Dec 10, 2015
- HOYA CORPORATION
- Kosuke YAMAGUCHI
- G02 - OPTICS
Information Patent Application
OPTICAL GLASS, PRESS-MOLDING GLASS MATERIAL, OPTICAL ELEMENT AND ME...
- Publication number 20140106174
- Publication date Apr 17, 2014
- HOYA CORPORATION
- Kosuke YAMAGUCHI
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
OPTICAL GLASS, PRESS-MOLDING GLASS MATERIAL, OPTICAL ELEMENT AND PR...
- Publication number 20110077142
- Publication date Mar 31, 2011
- HOYA CORPORATION
- Kosuke YAMAGUCHI
- C03 - GLASS MINERAL OR SLAG WOOL