Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10469085 | Seamless switching control for low power battery backup system | Richard Hull, Zacharias Marthinus Smit, Razvan Enachescu, Alexandru Vidrasan | 2019-11-05 |
| 9404948 | Mains voltage zero-crossing detector | Richard Hull, John Charais | 2016-08-02 |
| 8698556 | Low switching error, small capacitors, auto-zero offset buffer amplifier | — | 2014-04-15 |