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Patent applications and USPTO patent grants for Kudoh; Masakazu.The latest application filed is for "highly durable silica glass, process and apparatus for producing same, and member and apparatus provided with same".
Patent | Date |
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Method for manufacturing quartz glass ingot Grant 7,305,852 - Gotoh , et al. December 11, 2 | 2007-12-11 |
Highly durable silica glass, process and apparatus for producing same, and member and apparatus provided with same Grant 7,064,094 - Harada , et al. June 20, 2 | 2006-06-20 |
Highly durable silica glass, process and apparatus for producing same, and member and apparatus provided with same App 20040116269 - Harada, Yoshinori ;   et al. | 2004-06-17 |
Higly durable silica glass, process and apparatus for producing same, and member and apparatus provided with same App 20030040423 - Harada, Yoshinori ;   et al. | 2003-02-27 |
Method for manufacturing quartz glass ingot and a manufacturing apparatus App 20020002843 - Gotoh, Yoshihiko ;   et al. | 2002-01-10 |
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