Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5779852 | Handheld applicator | David A. Haney, Sergio M. Perez, Jon D. Buzzard, Howard M. Schenkel, Edward P. Ellers | 1998-07-14 |
| 5534836 | Deactivator for theft-deterrent markers | Howard M. Schenkel, Jon D. Buzzard | 1996-07-09 |