Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4216438 | Internal mirror type gas laser tube | Fumio Seki | 1980-08-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4216438 | Internal mirror type gas laser tube | Fumio Seki | 1980-08-05 |