Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854529 | Vehicle control system having two trackside signal lines | Shuichi Osada, Satoru Hayashi, Masaru Goto | 1989-08-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854529 | Vehicle control system having two trackside signal lines | Shuichi Osada, Satoru Hayashi, Masaru Goto | 1989-08-08 |