Issued Patents 2020
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10865141 | Synthetic quartz glass lid precursor, synthetic quartz glass lid, and preparation methods thereof | Harunobu Matsui, Masaki Takeuchi | 2020-12-15 |
| 10865139 | Large-size synthetic quartz glass substrate, evaluation method, and manufacturing method | Yoko Ishitsuka, Atsushi Watabe, Masaki Takeuchi | 2020-12-15 |
| 10829411 | Rectangular glass substrate and method for preparing the same | Masaki Takeuchi | 2020-11-10 |
| 10756239 | Synthetic quartz glass lid and optical device package | Harunobu Matsui, Masaki Takeuchi | 2020-08-25 |
| 10737966 | Method for preparing synthetic quartz glass substrate | Yoko Ishitsuka, Atsushi Watabe, Masaki Takeuchi | 2020-08-11 |
| 10611676 | Method for preparing synthetic quartz glass substrate | Kazuo Shirota, Hisashi Yagi, Masaki Takeuchi | 2020-04-07 |
| 10558116 | Method for preparing synthetic quartz glass substrate | Hisashi Yagi, Masaki Takeuchi, Kazuo Shirota, Kazuhiko Aoki | 2020-02-11 |