Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11066325 | Alkali-free glass | Kazutaka Ono | 2021-07-20 |
| 11053160 | Alkali-free glass | Kazutaka Ono, Motoyuki Hirose | 2021-07-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11066325 | Alkali-free glass | Kazutaka Ono | 2021-07-20 |
| 11053160 | Alkali-free glass | Kazutaka Ono, Motoyuki Hirose | 2021-07-06 |