Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9673028 | Arc management with voltage reversal and improved recovery | Joshua Brian Pankratz, David J. Christie, Brian D. Kowal | 2017-06-06 |
| 9558917 | Adjustable non-dissipative voltage boosting snubber network for achieving large boost voltages | Kenneth W. Finley | 2017-01-31 |
| 9520269 | Adjustable non-dissipative voltage boosting snubber network for achieving large boost voltages | Kenneth W. Finley | 2016-12-13 |
| 9313870 | Arc management with voltage reversal and improved recovery | Joshua Brian Pankratz, David J. Christie, Brian D. Kowal | 2016-04-12 |
| 9224579 | Adjustable non-dissipative voltage boosting snubber network for achieving large boost voltages | Kenneth W. Finley | 2015-12-29 |
| 9150960 | Methods and apparatus for sputtering using direct current | Ken Nauman, David J. Christie, Bruce Fries | 2015-10-06 |
| 9042121 | Power converter with preemptive protection | Daryl Frost | 2015-05-26 |
| 8552665 | Proactive arc management of a plasma load | Skip B. Larson, Kenneth E. Nauman, R. Mike McDonald | 2013-10-08 |
| 8545669 | Sensor array for measuring plasma characteristics in plasma processing environments | Leonard Mahoney, Carl W. Almgren, Gregory A. Roche, William W. Saylor, William D. Sproul | 2013-10-01 |
| 8391025 | Preemptive protection for a power convertor | Daryl Frost | 2013-03-05 |
| 8133359 | Methods and apparatus for sputtering deposition using direct current | Ken Nauman, David J. Christie, Bruce Fries | 2012-03-13 |
| 8044594 | Power supply ignition system and method | Forrest Morgan, Daryl Frost, Frank Heine, Doug Pelleymounter | 2011-10-25 |
| 7791912 | Protection method, system and apparatus for a power converter | — | 2010-09-07 |
| 6902646 | Sensor array for measuring plasma characteristics in plasma processing environments | Leonard Mahoney, Carl W. Almgren, Gregory A. Roche, William W. Saylor, William D. Sproul | 2005-06-07 |
| 6876205 | Stored energy arc detection and arc reduction circuit | Brian D. Kowal | 2005-04-05 |
| 6132563 | Reactive sputtering process | Peter Frach, Christian Gottfried, Klaus Goedicke | 2000-10-17 |
| 6005218 | Process and circuit for the bipolar pulse-shaped feeding of energy into low-pressure plasmas | Jonathan Reschke, Klaus Goedicke, Torsten Winkler, Volker Kirchhoff, Peter Frach | 1999-12-21 |