Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8723143 | Plasma igniter for an inductively coupled plasma ion source | Anthony Graupera, Sean Kellogg, Tom Miller, Shouyin Zhang, Antonius Bastianus Wilhelmus Dirriwachter | 2014-05-13 |
| 8124942 | Plasma igniter for an inductively coupled plasma ion source | Anthony Graupera, Sean Kellogg, Tom Miller, Shouyin Zhang, Antonius Bastianus Wilhelmus Dirriwachter | 2012-02-28 |