Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4696084 | Method for forming scroll members used in a scroll type fluid machine | Takahisa Hirano, Shoji Fukami, Yasuharu Maruiwa, Tamio Sugimoto, Tetsuo Ono +1 more | 1987-09-29 |
| 4666380 | Scroll type fluid machine with prevention of stress concentration | Takahisa Hirano, Shoji Fukami, Yasuharu Maruiwa, Tamio Sugimoto, Tetsuo Ono +1 more | 1987-05-19 |