Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11608809 | Startup method of Francis turbine and Francis turbine | Masahiko Nakazono, Takero Mukai | 2023-03-21 |
| 9300185 | Flywheel power generating facility and method of operating same | Teruyuki Ishizuki, Takahisa Kageyama | 2016-03-29 |