Takeshi Shimazaki

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Chiyoda-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing optical glass element
- Patent number 7,666,332
- Issue date Feb 23, 2010
- Asahi Glass Company, Limited
- Jun Sasai
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass substrate having a grooved portion, method for fabricating th...
- Patent number 7,332,809
- Issue date Feb 19, 2008
- Asahi Glass Company, Limited
- Takeshi Shimazaki
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PRODUCING OPTICAL GLASS ELEMENT
- Publication number 20080099937
- Publication date May 1, 2008
- ASAHI GLASS COMPANY, LIMITED
- Jun Sasai
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Glass substrate having a grooved portion, method for fabricating th...
- Publication number 20060022349
- Publication date Feb 2, 2006
- ASAHI GLASS COMPANY, LIMITED
- Takeshi Shimazaki
- G02 - OPTICS