Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6179161 | Convertible front loading flat article vending machine system | Steven A. Kovens, Michael T. Gootee, Robert H. Tegtmeier, Ronald F. Deuel | 2001-01-30 |
| 5833117 | Dynamic vending machine with track insert assembly | Steven A. Kovens, Michael T. Gootee, Robert H. Tegtmeier | 1998-11-10 |
| D387385 | Coin actuated vending machine with track | Steven A. Kovens, Michael T. Gootee, Robert H. Tegtmeier | 1997-12-09 |
| D370694 | Coin actuated vending machine | Steven A. Kovens | 1996-06-11 |