Issued Patents 2020
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10757783 | Color temperature controlled and low THD LED lighting devices and systems and methods of driving the same | Robert L. Kottritsch | 2020-08-25 |
| 10750583 | AC light emitting diode and AC LED drive methods and apparatus | James N. Andersen, Robert L. Kottritsch | 2020-08-18 |
| 10687400 | AC light emitting diode and AC LED drive methods and apparatus | James N. Andersen, Robert L. Kottritsch | 2020-06-16 |
| 10652979 | LED lighting system | Robert L. Kottritsch | 2020-05-12 |
| 10645476 | Chair mountable audio and charging system for mobile and portable electronic devices | Valerie Miskin, Matthew Miskin | 2020-05-05 |
| 10575376 | AC light emitting diode and AC LED drive methods and apparatus | James N. Andersen, Robert L. Kottritsch | 2020-02-25 |
| 10555385 | LED lighting system | Robert L. Kottritsch | 2020-02-04 |
| 10537001 | Multi-voltage and multi-brightness LED lighting devices and methods of using same | Robert L. Kottritsch | 2020-01-14 |