Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5507579 | Sandwich bag | — | 1996-04-16 |
| 5332147 | Buckle-proof clamshell carton | — | 1994-07-26 |
| 5221040 | Buckle-proof clamshell carton | — | 1993-06-22 |
| 5205476 | Clamshell carton having an improved latching mechanism | — | 1993-04-27 |
| 4437569 | Shipping carton with case knife protection for inner cartons | — | 1984-03-20 |
| 4437570 | Shipping carton with case knife protection for inner cartons | — | 1984-03-20 |
| 4399915 | Machine foldable corner post | — | 1983-08-23 |
| 4239148 | Storage box | Frank W. Locke | 1980-12-16 |
| 4236740 | File box | Frank W. Locke | 1980-12-02 |