Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4641920 | Optical element having the function of changing the cross-sectional intensity distribution of a light beam | Kazuhiko Matsuoka, Masayuki Usui, Kazuo Minoura, Atsushi Someya | 1987-02-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4641920 | Optical element having the function of changing the cross-sectional intensity distribution of a light beam | Kazuhiko Matsuoka, Masayuki Usui, Kazuo Minoura, Atsushi Someya | 1987-02-10 |