Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9951745 | Axial flow water turbine | Kazuyuki Nakamura, Pohan Ko, Koichiro Shimizu | 2018-04-24 |
| 9404470 | Hydraulic machine and method of operating same | Toshifumi Kurokawa, Takashi Fujita | 2016-08-02 |
| 7198470 | Francis turbine | Yasuyuki Enomoto, Kaneo Sugishita, Toshiaki Suzuki, Takanori Nakamura | 2007-04-03 |
| 7195459 | Francis turbine | Yasuyuki Enomoto, Toshiaki Suzuki, Takanori Nakamura | 2007-03-27 |
| 7128534 | Francis turbine | Yasuyuki Enomoto, Kaneo Sugishita | 2006-10-31 |