Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8382401 | Variable diameter pneumatic tube brake | Chad David Cornelius, Kenneth Michael Hoganson, James Joseph Podracky, Robert Paul Trenconsky | 2013-02-26 |
| 8317432 | Air valve pneumatic tube carrier system | Chad David Cornelius, Kenneth Michael Hoganson, James Joseph Podracky, Robert Paul Trenconsky | 2012-11-27 |
| 7326005 | Air powered storage device for pneumatic transport system | Jim Podracky, Robert Paul Trenconsky | 2008-02-05 |