Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4273535 | Device for preventing tooth decay by laser beam irradiation and method of preventing tooth decay by use of the same | Hajime Yamamoto | 1981-06-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4273535 | Device for preventing tooth decay by laser beam irradiation and method of preventing tooth decay by use of the same | Hajime Yamamoto | 1981-06-16 |