Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4461495 | Pressure sensitive copying paper | Yukiya Nakasato, Sadao Morishita, Shigetoshi Hiraishi | 1984-07-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4461495 | Pressure sensitive copying paper | Yukiya Nakasato, Sadao Morishita, Shigetoshi Hiraishi | 1984-07-24 |