Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4755716 | Filter for CRT screen | Koji Hayafune, Hideo Amemiya | 1988-07-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4755716 | Filter for CRT screen | Koji Hayafune, Hideo Amemiya | 1988-07-05 |