Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649425 | Turboexpander pump unit | Masao Matsumura, Takao Takeuchi | 1997-07-22 |
| 5494418 | Pump casing made of sheet metal | Masayoshi Moriya, Makoto Kobayashi, Masakazu Yamamoto, Yoshio Miyake, Hiromi Sakacho +3 more | 1996-02-27 |
| 5401146 | Pump casing made of sheet metal | Masayoshi Moriya, Makoto Kobayashi, Masakazu Yamamoto, Yoshio Miyake, Hiromi Sakacho +3 more | 1995-03-28 |
| 5127792 | Centrifugal pump having magnet bearing | Yoichi Kanemitsu, Masao Matsumura | 1992-07-07 |