Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9566890 | Movable stanchion for transit buses | Andrew B. Hartmann | 2017-02-14 |
| 6220659 | Heated stadium seat | Erich Bernhardt, Bernard A. Herold, III | 2001-04-24 |
| 5915783 | Heated stadium seat | Erich Bernhardt, Bernard A. Herold, III | 1999-06-29 |
| D346282 | Side chair | Jeffrey S. Wilcox, Donald Chadwick, Peter F. Bemis | 1994-04-26 |
| D344649 | Chair spine | Jeffrey S. Wilcox, Donald Chadwick, Peter F. Bemis | 1994-03-01 |
| 5061539 | Vandal resistant upholstered seat | Vaughn L. Clark | 1991-10-29 |
| 4917931 | Vandal resistant upholstered seat | Vaughn L. Clark | 1990-04-17 |