Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8242634 | High efficiency remotely controllable solar energy system | Robert M. Porter, Anatoli Ledenev | 2012-08-14 |
| 6316754 | Frequency selected, variable output inductor heater system | John Dorrenbacher | 2001-11-13 |
| 6183605 | AC powered system for continuous deposition of a cathode material | Richard A. Scholl | 2001-02-06 |
| 6031211 | Zone heating system with feedback control | Robert D. Mailho | 2000-02-29 |
| 5897753 | Continuous deposition of insulating material using multiple anodes alternated between positive and negative voltages | Richard A. Scholl | 1999-04-27 |
| 5009764 | Apparatus for removal of electrical shorts in a sputtering system | Jerry D. Siefkes, John G. Harpold | 1991-04-23 |
| 4963238 | Method for removal of electrical shorts in a sputtering system | Jerry D. Siefkes, John G. Harpold | 1990-10-16 |
| 4936960 | Method and apparatus for recovery from low impedance condition during cathodic arc processes | Jerry D. Siefkes, John G. Harpold | 1990-06-26 |
| 4679007 | Matching circuit for delivering radio frequency electromagnetic energy to a variable impedance load | George Edward Reese, Richard E. Spielmaker | 1987-07-07 |
| 4314324 | Transformer power supply having an inductively loaded full wave rectifier in the primary | Emmett R. Anderson | 1982-02-02 |