Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865394 | Straight air brake control system | — | 1989-09-12 |
| 4799740 | Electropneumatic master controller for an air brake system | Akihiro Iwaizako, Seiki Maruta | 1989-01-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865394 | Straight air brake control system | — | 1989-09-12 |
| 4799740 | Electropneumatic master controller for an air brake system | Akihiro Iwaizako, Seiki Maruta | 1989-01-24 |