Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6843177 | Methods and materials for producing an image, and articles comprising materials for producing an image | — | 2005-01-18 |
| 6199235 | Hand check tunnelled mattress cover | James G. Spahn, David P. Laughlin | 2001-03-13 |
| 4665827 | Expandable bullet | — | 1987-05-19 |