Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6293424 | Dispenser for pull tab tickets and other articles and a pull tab ticket and article therefor | — | 2001-09-25 |
| 4547590 | Carbon monoxide process for the production of alpha amino acids | Lee R. Zehner | 1985-10-15 |