Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4507057 | Control system for hydraulic pumps of a civil machine | Michiaki Igarashi, Takayasu Inui, Kazuo Otsuka, Satoru Nishimura | 1985-03-26 |
| 4377043 | Semi-automatic hydraulic excavator | Takayasu Inui, Kazuo Ootsuka, Michiaki Igarashi, Toshiaki Horikoshi, Kazuhiro Izumi | 1983-03-22 |