Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10273983 | Working machine control system and lower pressure selection circuit | Nobuyoshi Yoshida | 2019-04-30 |
| 10208457 | Working machine control system | Nobuyoshi Yoshida | 2019-02-19 |
| 10072396 | Working machine control system | Nobuyoshi Yoshida | 2018-09-11 |
| 6161586 | Tournament oil path constituting apparatus | Toichi Hirata, Genroku Sugiyama, Tsukasa Toyooka, Norio Onuma, Masao Kashiwagi | 2000-12-19 |
| 4827982 | Detent mechanism for pressure control valve | — | 1989-05-09 |