Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633017 | System for plasma ignition by fast voltage rise | Geoffrey N. Drummond, George W. McDonough, Richard A. Scholl, Tim Kerr | 2003-10-14 |
| 5009764 | Apparatus for removal of electrical shorts in a sputtering system | Jerry D. Siefkes, Douglas S. Schatz | 1991-04-23 |
| 4963238 | Method for removal of electrical shorts in a sputtering system | Jerry D. Siefkes, Douglas S. Schatz | 1990-10-16 |
| 4936960 | Method and apparatus for recovery from low impedance condition during cathodic arc processes | Jerry D. Siefkes, Douglas S. Schatz | 1990-06-26 |