Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4534504 | Unitary cellular partition for containers | — | 1985-08-13 |
| 4465227 | Leak-proof carton | Paul F. Hood | 1984-08-14 |
| 4239148 | Storage box | John F. Sorenson | 1980-12-16 |
| 4236740 | File box | John F. Sorenson | 1980-12-02 |