Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875390 | Shift control device for hydrostatic continuously variable transmission | Tsutomu Hayashi, Masaie Katoh, Nobuyuki Yakigaya, Kazuhiko Nakamura, Yoshihiro Yoshida +2 more | 1989-10-24 |
| 4801416 | Transparent and little colored polyarylenethioether primary melt molding, preparation and utilization thereof | Toshitaka Kouyama, Yo Iizuka, Takayuki Katto, Zenya Shiiki | 1989-01-31 |