Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8025157 | Power recovery system | Shigeo Takita, Masao Shinoda, Takashi Yamanaka, Akira Goto | 2011-09-27 |
| 7874809 | Water-lifting pump apparatus and method for controlling operation thereof | Isamu Kamata, Shinji Suzuki, Takashi Enomoto, Masahiro Kuramasu | 2011-01-25 |