Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11518082 | Low temperature atmospheric pressure plasma for cleaning and activating metals | Siu F. Cheng, Thomas Scott Williams, Sarkis Keshishian, Robert F. Hicks | 2022-12-06 |
| 10800092 | Low temperature atmospheric pressure plasma for cleaning and activating metals | Siu F. Cheng, Thomas Scott Williams, Sarkis Keshishian, Robert F. Hicks | 2020-10-13 |
| 10032609 | Low temperature atmospheric pressure plasma applications | Siu F. Cheng, Thomas Scott Williams, Sarkis Keshishian, Robert F. Hicks | 2018-07-24 |
| 9406485 | Argon and helium plasma apparatus and methods | Siu F. Cheng, Thomas Scott Williams, Sarkis Keshishian, Robert F. Hicks | 2016-08-02 |