Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12300421 | Transformer with interleaved shielding windings | — | 2025-05-13 |
| 11605497 | Transformer with interleaved shielding windings | — | 2023-03-14 |
| 10004118 | LED control circuit and method therefor | — | 2018-06-19 |
| 9913325 | LED direct AC drive circuit | — | 2018-03-06 |
| 9035571 | Electronic ballast with dimming circuit | Robert Erhardt, William L. Keith, Raman Nair Harish Gopala Pillai, Jerzy Janczak, Srinivasa Baddela | 2015-05-19 |
| 7906917 | Startup flicker suppression in a dimmable LED power supply | Ajay Tripathi, Anand K. Upadhyay, Rama Venkat, Srinivasa Baddela | 2011-03-15 |