Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11629092 | Method for manufacturing alkali-free glass substrate and alkali-free glass substrate | Masahiro Hayashi, Toru Hasegawa | 2023-04-18 |
| 11613487 | Method for producing glass article | Toru Hasegawa | 2023-03-28 |