Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5221112 | Method and apparatus for binding books | — | 1993-06-22 |
| 4975011 | Solvent activated bindable sheet and method and apparatus for producing bound booklets | — | 1990-12-04 |
| 4632299 | Reclosable container | — | 1986-12-30 |
| 4618520 | Prefabricated bindable sheet | — | 1986-10-21 |
| 4525116 | Prefabricated bindable sheet and binding method and apparatus | — | 1985-06-25 |
| 4447481 | Paper sheets having recessed pressure-sensitive glued edge with a removable strip | Thomas A. Holmberg | 1984-05-08 |