Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9309001 | Aircraft ice protection system and method | David Patrick Calder, Julian Alexander Opificius, David Cenit Flosdorf | 2016-04-12 |
| 9193466 | Aircraft ice protection system and method | David Patrick Calder, Julian Alexander Opificius, David Cenit Flosdorf | 2015-11-24 |