Issued Patents 1989
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870820 | HST (hydro-static-transmission) system driving speed changing apparatus | — | 1989-10-03 |
| 4867008 | Traveling transmission case | Kojiro Yamaoka | 1989-09-19 |
| 4858739 | Clutch and brake assembly for working vehicles | — | 1989-08-22 |
| 4856368 | HST (hydrostatic transmission) containing axle drive apparatus | Koichiro Fujisaki, Ryota Ohashi | 1989-08-15 |
| 4856367 | Driving power transmission | — | 1989-08-15 |
| 4819508 | Transmission system for working vehicles | Kojiro Yamaoka | 1989-04-11 |
| 4809560 | Key-shift transmission | — | 1989-03-07 |
| 4809796 | Transmission system for working vehicles | Kojiro Yamaoka | 1989-03-07 |