Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199275 | Spool valve | Shinji Narita, Hideki Tanaka | 2021-12-14 |
| 11137001 | Hydraulic drive apparatus | Hideki Tanaka, Hideki Watanabe, Isamu Yoshimura, Tomohide Hattori, Mariko Ogata | 2021-10-05 |
| 9070516 | Electric double-layer capacitor | Masahiro Yamada, Yukito Imamura, Toru Morita, Masamichi Maruyama, Noriaki Takakura | 2015-06-30 |
| 9000602 | Electricity-liquid hybrid liquid-pressure apparatus | Masahiro Yamada, Yukito Imamura, Masahiro Suzuki | 2015-04-07 |