Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491163 | Re-user case | Elvira E. Grcic | 2002-12-10 |
| 5810272 | Snap-on tube and locking collar for guiding filamentary material through a wall panel of a container containing wound filamentary material | Robert P. Wallace | 1998-09-22 |
| 5042739 | Payout tube and locking plate | — | 1991-08-27 |
| 4842216 | Folding cone package design | — | 1989-06-27 |
| 4377262 | Two-way collapsible mandrel with winding compression | — | 1983-03-22 |
| 4334614 | Windings using water-soluble wind stabilization segments | — | 1982-06-15 |