Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5365374 | Laser optical device | Yukio Nishikawa | 1994-11-15 |
| 5312064 | Method and apparatus for plate winding of long sheet | Koji Kunami, Noriyuki Inagaki, Junichi Hikino, Shinichi Suzawa | 1994-05-17 |