Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5295805 | Rotating cylindrical treatment apparatus | Hirokazu Akamatsu, Masahiro Nishida | 1994-03-22 |
| 5277108 | Rotating cylindrical treatment apparatus | Hirokazu Akamatsu, Masahiro Nishida | 1994-01-11 |