Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12172755 | Hybrid water storage system for aircraft | Donald Gregory Roulett, Martin Lei | 2024-12-24 |
| 11820513 | Hybrid water storage system for aircraft | Donald Gregory Roulett, Martin Lei | 2023-11-21 |
| 11274853 | Additively manufactured heaters for water system components | Maureen Elkins, Joseph Winesdoerffer | 2022-03-15 |
| 10889967 | Vacuum breaker with back flow preventer | Martin Lei, Michael Anthony Ziska | 2021-01-12 |
| 10617977 | Outside-in water purification system | Michael Anthony Ziska | 2020-04-14 |
| 10368394 | PTC heater with autonomous control | Jon Shearer, Carl Aeschliman, George F. Owens | 2019-07-30 |
| 10279886 | Aircraft floor panel | George F. Owens, Kurt M. Tauscher | 2019-05-07 |
| 9623951 | Heating elements for aircraft heated floor panels | Jin Hu, Richard R. Hamm | 2017-04-18 |