Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4327148 | Self-contained color forming pressure sensitive record paper of the single coating type | Kohji Toyama, Mitsuru Fuchigami, Hirokazu Tsukahara | 1982-04-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4327148 | Self-contained color forming pressure sensitive record paper of the single coating type | Kohji Toyama, Mitsuru Fuchigami, Hirokazu Tsukahara | 1982-04-27 |