Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4205871 | Rope traction apparatus | Kiyoshi Shoda, Yutaka Sugiyama | 1980-06-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4205871 | Rope traction apparatus | Kiyoshi Shoda, Yutaka Sugiyama | 1980-06-03 |