Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443692 | Impeller for circumferential current pump and method of forming the same | Yasuyuki Sakamoto, Naotaka Tatsuzawa | 2002-09-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443692 | Impeller for circumferential current pump and method of forming the same | Yasuyuki Sakamoto, Naotaka Tatsuzawa | 2002-09-03 |