Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5178516 | Centrifugal compressor | Koji Nakagawa, Takeo Takagi, Junichi Kaneko, Yoshiaki Abe | 1993-01-12 |
| 5096374 | Vane controller | Hisashi Nishkawa | 1992-03-17 |
| 4969798 | Diffuser for a centrifugal compressor | Yoshiaki Abe, Koji Nakagawa | 1990-11-13 |
| 4877370 | Diffuser for centrifugal compressor | Koji Nakagawa, Takeo Takagi, Yoshiaki Abe | 1989-10-31 |