Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4652495 | Resilient coat for tie of direct-connection type track | Yoshihiko Sato, Tatsuya Hongu, Toshio Suzuki, Yoshihiko Ogawa | 1987-03-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4652495 | Resilient coat for tie of direct-connection type track | Yoshihiko Sato, Tatsuya Hongu, Toshio Suzuki, Yoshihiko Ogawa | 1987-03-24 |