Takashi Tarumi

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Kawachinagano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing optical element of refractive index distri...
- Patent number 7,573,645
- Issue date Aug 11, 2009
- Isuzu Glass Co., Ltd.
- Tatsuya Suetsugu
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for producing optical device
- Patent number 7,522,803
- Issue date Apr 21, 2009
- Isuzu Glass Co., Ltd.
- Tatsuya Suetsugu
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass for press molding
- Patent number 7,341,967
- Issue date Mar 11, 2008
- Isuzu Glass Co., Ltd.
- Takaharu Hosokawa
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for forming optical waveguide
- Patent number 7,095,935
- Issue date Aug 22, 2006
- Isuzu Glass Co., Ltd.
- Tatsuya Suetsugu
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass composition
- Patent number 5,324,691
- Issue date Jun 28, 1994
- Isuzu Glass Co., Ltd.
- Takashi Tarumi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Colored glass
- Patent number 5,242,869
- Issue date Sep 7, 1993
- Isuzu Glass Co., Ltd.
- Takashi Tarumi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass compositions
- Patent number 5,145,805
- Issue date Sep 8, 1992
- Isuzu Glass Co., Ltd.
- Takashi Tarumi
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Process for Producing Optical Device
- Publication number 20080226248
- Publication date Sep 18, 2008
- ISUZU GLASS CO., LTD.
- Tatsuya Suetsugu
- G02 - OPTICS
Information Patent Application
Glass for press molding
- Publication number 20070037685
- Publication date Feb 15, 2007
- IZUZU GLASS CO., LTD.
- Takaharu Hosokawa
- G02 - OPTICS
Information Patent Application
Method for forming optical waveguide
- Publication number 20050152657
- Publication date Jul 14, 2005
- ISUZU GLASS CO., LTD
- Tatsuya Suetsugu
- G02 - OPTICS