Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5720427 | Reinforced expandable folders | Theodore V. Kachel, Jonathan B. Rivlin, Robert E. Hawes, Jr., Lee A. Boy, Eric Aaldenberg +4 more | 1998-02-24 |
| 5711750 | Reinforced expandable folders | Duane Christensen, Theodore V. Kachel, Jonathan B. Rivlin, Robert E. Hawes, Jr., Lee A. Boy +4 more | 1998-01-27 |
| 5161731 | Reinforced expandable folder | Jonathan B. Rivlin, Lee A. Boy, Eric Aaldenberg, John Heffernan | 1992-11-10 |