Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10370289 | Optical glass, preform, and optical element | Atsushi Nagaoka | 2019-08-06 |
| 10189740 | Optical glass, preform, and optical element | Atsushi Nagaoka | 2019-01-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10370289 | Optical glass, preform, and optical element | Atsushi Nagaoka | 2019-08-06 |
| 10189740 | Optical glass, preform, and optical element | Atsushi Nagaoka | 2019-01-29 |