Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5307631 | Hydraulic control apparatus for hydraulic construction machine | Akira Tatsumi, Seiji Tamura, Mitsuo Kihara, Hiroshi Onoue, Shigetaka Nakamura | 1994-05-03 |
| 5277269 | Engine revolution speed control device for a hydraulically driven vehicle | Seiji Tamura, Akira Tatsumi, Mitsuo Kihara, Junichi Hosono, Kazuo Asano | 1994-01-11 |