Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8491229 | Heavy duty wear band for pneumatic transport | — | 2013-07-23 |
| 8382401 | Variable diameter pneumatic tube brake | Raymond Anthony Castro, Kenneth Michael Hoganson, James Joseph Podracky, Robert Paul Trenconsky | 2013-02-26 |
| 8317432 | Air valve pneumatic tube carrier system | Raymond Anthony Castro, Kenneth Michael Hoganson, James Joseph Podracky, Robert Paul Trenconsky | 2012-11-27 |