Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11148888 | Low force sealing pneumatic carrier | Craig Grafmiller | 2021-10-19 |
| 10549930 | Carrier brake for pneumatic transport system | David Parish, Ralph Charles Poplawsky | 2020-02-04 |
| 10227184 | Multiple dock station for pneumatic transport system | Daniel Gross, David Parish | 2019-03-12 |
| 9988221 | Carrier brake for pneumatic transport system | David Parish, Ralph Charles Poplawsky | 2018-06-05 |
| 9694992 | Multiple dock station for pneumatic transport system | Daniel Gross, David Parish | 2017-07-04 |
| 5438607 | Programmable monitoring system and method | Chester T. Przygoda, Jr. | 1995-08-01 |