Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678986 | Fluid displacement apparatus with lubricating mechanism | Kiyoshi Terauchi, Isao Hoashi | 1997-10-21 |
| 5660538 | Suction mechanism of a fluid displacement apparatus | Masaaki Fujita | 1997-08-26 |