Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692886 | Canned motor pump having concentric bearings | Makoto Kobayashi, Masakazu Yamamoto, Koji Isemoto, Keita Uwai | 1997-12-02 |
| 5676528 | Motor pump family with single stage and multiple stage impellers | Makoto Kobayashi, Masakazu Yamamoto | 1997-10-14 |
| 5674056 | Motor pump assembly | Masakazu Yamamoto, Makoto Kobayashi | 1997-10-07 |
| 5648694 | Motor stator assembly and full-circumferential flow pump employing such motor stator assembly | Makoto Kobayashi, Masakazu Yamamoto | 1997-07-15 |
| 5616013 | Full-circumferential flow pump | Makoto Kobayashi, Masakazu Yamamoto, Koji Isemoto, Keita Uwai, Yoshiaki Miyazaki | 1997-04-01 |
| 5601419 | Nozzle structure for a full-circumferential flow pump | Makoto Kobayashi, Masakazu Yamamoto, Tsuyoshi Maeda, Hiromi Sakacho, Koji Isemoto | 1997-02-11 |