Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6911492 | Discoloration resistant polypropylene blend | Brian Keener, Deenadayalu Chundury, Thomas L. McElyea, J. R. Seymour, Curtis A. Hofmann +1 more | 2005-06-28 |
| 4283874 | Muzzle loading firearm | — | 1981-08-18 |