Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6213644 | Multiply bag with tear strip opening mechanism | Steven Oliphant, John R. Allen | 2001-04-10 |
| 4791395 | Magnetic core apparatus and method of constructing the same | — | 1988-12-13 |