Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4802418 | Wheelset steering apparatus and method for the truck of railway vehicles | Isao Okamoto, Katsuyuki Terada, Michio Sebata, Hiroshi Higaki, Hideo Takai | 1989-02-07 |
| 4746143 | Vibration control apparatus for vehicles | Isao Okamoto, Katsuyuki Terada, Michio Sebata, Hiroshi Higaki, Hideo Takai | 1988-05-24 |