Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692886 | Canned motor pump having concentric bearings | Makoto Kobayashi, Masakazu Yamamoto, Yoshio Miyake, Koji Isemoto | 1997-12-02 |
| 5616013 | Full-circumferential flow pump | Makoto Kobayashi, Masakazu Yamamoto, Yoshio Miyake, Koji Isemoto, Yoshiaki Miyazaki | 1997-04-01 |