Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10234367 | Hydraulic test method and hydraulic test device | Satoshi Tsuruta, Katsuhiko Morisaki, Mitsuru Nakata | 2019-03-19 |
| 8997324 | Tube clamping device and hydraulic pressure tester technical field | Satoshi Tsuruta, Katsuhiko Ito, Hiroaki Yabuta | 2015-04-07 |
| 4435006 | Automatic pressurized connecting device | Kazuo Sasaki, Takumi Fukumura | 1984-03-06 |