Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6302671 | Porous mold for a roll support and spacing structure | James W. Gilfert, Robert W. Crandall | 2001-10-16 |
| 5934467 | Molded roll support and spacing structure | James W. Gilfert, Robert W. Crandall | 1999-08-10 |
| 5569519 | Loose fill packing element | Brownislaus L. Lewandowski, Warren Vincent | 1996-10-29 |