Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5326316 | Coupling type clean space apparatus | Naoyuki Hashimoto, Youichi Nakamura | 1994-07-05 |
| 5322497 | Centrifugal separator and automatic centrifugal separator system | — | 1994-06-21 |