Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6334757 | Water turbine | Ryuichiro Iwano | 2002-01-01 |
| 4708594 | Method of starting a variable-speed pump turbine or a variable speed pump | Kazuo Niikura | 1987-11-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6334757 | Water turbine | Ryuichiro Iwano | 2002-01-01 |
| 4708594 | Method of starting a variable-speed pump turbine or a variable speed pump | Kazuo Niikura | 1987-11-24 |