Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12387910 | Plasma processing with broadband RF waveforms | Jianping Zhao, Charles Schlechte, Peter Ventzek | 2025-08-12 |
| 12020902 | Plasma processing with broadband RF waveforms | Jianping Zhao, Charles Schlechte, Peter Ventzek | 2024-06-25 |
| 11348761 | Impedance matching apparatus and control method | Jianping Zhao, Peter Ventzek, Barton Lane | 2022-05-31 |
| 4631105 | Plasma etching apparatus | Robert Shepherd | 1986-12-23 |