Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6101456 | Output correcting method in control system, control system, and hydraulic pump control system | Youichi Kowatari, Toichi Hirata, Tsukasa Toyooka, Kouji Ishikawa, Genroku Sugiyama +1 more | 2000-08-08 |
| 5497805 | Drive control system for hydraulic machine | Kazuhiro Sunamura, Toichi Hirata | 1996-03-12 |