Issued Patents All Time
Showing 1–25 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7919927 | Circuit having EMI and current leakage to ground control circuit | — | 2011-04-05 |
| 7642728 | Circuit having EMI and current leakage to ground control circuit | — | 2010-01-05 |
| 7099132 | Circuit having power management | — | 2006-08-29 |
| 7061187 | Circuit having clamped global feedback for linear load current | — | 2006-06-13 |
| 6954036 | Circuit having global feedback for promoting linear operation | — | 2005-10-11 |
| 6936977 | Ballast circuit having enhanced output isolation transformer circuit with high power factor | — | 2005-08-30 |
| 6674246 | Ballast circuit having enhanced output isolation transformer circuit | — | 2004-01-06 |
| 6281638 | Converter/inverter full bridge ballast circuit | — | 2001-08-28 |
| 6236168 | Ballast instant start circuit | — | 2001-05-22 |
| 6222326 | Ballast circuit with independent lamp control | — | 2001-04-24 |
| 6194843 | HID ballast with hot restart circuit | — | 2001-02-27 |
| 6188553 | Ground fault protection circuit | — | 2001-02-13 |
| 6181082 | Ballast power control circuit | — | 2001-01-30 |
| 6181083 | Ballast circuit with controlled strike/restart | — | 2001-01-30 |
| 6169375 | Lamp adaptable ballast circuit | — | 2001-01-02 |
| 6160358 | Ballast circuit with lamp current regulating circuit | — | 2000-12-12 |
| 6157142 | Hid ballast circuit with arc stabilization | — | 2000-12-05 |
| 6137233 | Ballast circuit with independent lamp control | — | 2000-10-24 |
| 6127786 | Ballast having a lamp end of life circuit | — | 2000-10-03 |
| 6122182 | Direct AC to AC power conversion apparatus for controlling power delivered to a load | — | 2000-09-19 |
| 6107750 | Converter/inverter circuit having a single switching element | — | 2000-08-22 |
| 6100648 | Ballast having a resonant feedback circuit for linear diode operation | — | 2000-08-08 |
| 6100645 | Ballast having a reactive feedback circuit | — | 2000-08-08 |
| 6091288 | Inverter circuit with avalanche current prevention | — | 2000-07-18 |
| 6069455 | Ballast having a selectively resonant circuit | — | 2000-05-30 |