Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4697757 | Sleeve to be attached to the reel on a winding or rewinding machine | Masayoshi Maruyama | 1987-10-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4697757 | Sleeve to be attached to the reel on a winding or rewinding machine | Masayoshi Maruyama | 1987-10-06 |