Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4454389 | Lambda type direct suspending overhead contact system for electric railway | Osamu Oda, Masaru Iwase, Yoshio Ishii | 1984-06-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4454389 | Lambda type direct suspending overhead contact system for electric railway | Osamu Oda, Masaru Iwase, Yoshio Ishii | 1984-06-12 |