Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7338400 | Motor belt tensioning construction for an air handling unit | Wayne Joseph Pierjok, Robert H. Edgell, Jyotindra S. Shah, Anthony J. Reardon | 2008-03-04 |
| 7334377 | Raceway construction for an air handing unit | Harold J. Dubensky, Jack Yue Jia, Dennis Runkle, Wayne Joseph Pierjok, Dennis W. Smith +4 more | 2008-02-26 |