Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7273360 | Vane-type hydraulic motor | Masao Shinoda, Chishiro Yamashita | 2007-09-25 |
| 7056107 | Vane type rotary machine | Masao Shinoda, Chishiro Yamashina | 2006-06-06 |
| 6889730 | Hydraulic drive system | Masao Shinoda, Chishiro Yamashina, Tamami Takahashi, Yoshihiro Mochizuki, Shinzo Mammoto +2 more | 2005-05-10 |
| 6629829 | Vane type rotary machine | Masao Shinoda, Chishiro Yamashina | 2003-10-07 |
| 6453773 | Elevation and index apparatus of water hydraulic driven type | Yoshihiro Mochizuki, Chishiro Yamashina, Tamami Takahashi, JPX Mammoto, Ryuji Kodama | 2002-09-24 |
| 5697401 | Hydraulic servovalve | Masao Shinoda, Chishiro Yamashina, Yuichi Usami | 1997-12-16 |