Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9121416 | Variable speed air blowing system | Darrell A. Stock | 2015-09-01 |
| 8858309 | Air louver for refrigerated display case | Michael D. Grassmuck, Garrick N. McFarland | 2014-10-14 |
| D615875 | Hand-held food package | Robert F. Schiffman, Stephen P. Belko, Robert Ziegler, Brian Orme | 2010-05-18 |
| 7497770 | Air louver for a refrigerated display case | Michael D. Grassmuck, Garrick N. McFarland | 2009-03-03 |
| D587129 | Hand-held food package | Robert F. Schiffman, Stephen P. Belko, Robert Ziegler, Brian Orme | 2009-02-24 |
| D587130 | Hand-held food package | Robert F. Schiffman, Stephen P. Belko, Robert Ziegler, Brian Orme | 2009-02-24 |