Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856965 | Control system of pumping operation using AC exciting generator-motor | Masahiro Katsuie, Michiyuki Abe, Taizo Nakamura | 1989-08-15 |
| 4578017 | Method for stopping a multi-stage hydraulic machine | Taizo Nakamura | 1986-03-25 |
| 4475865 | Apparatus for controlling the operation of a water turbine or a pump turbine and a method thereof | Kaneo Sugishita | 1984-10-09 |