Issued Patents All Time
Showing 25 most recent of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12279345 | Light emitting diode and LED drive apparatus | James N. Andersen, Robert L. Kottritsch | 2025-04-15 |
| 12213224 | Multi-voltage and multi-brightness LED lighting devices and methods of using same | Robert L. Kottritsch | 2025-01-28 |
| 12104766 | LED lighting system and installation methods | — | 2024-10-01 |
| 12048077 | LED lighting system | Robert L. Kottritsch | 2024-07-23 |
| 12028947 | Color temperature controlled and low THD LED lighting devices and systems and methods of driving the same | Robert L. Kottritsch | 2024-07-02 |
| 11953167 | Devices and systems having AC LED circuits and methods of driving the same | — | 2024-04-09 |
| 11729884 | LED circuits and assemblies | Robert L. Kottritsch | 2023-08-15 |
| 11678420 | LED lighting system | Robert L. Kottritsch | 2023-06-13 |
| 11638336 | AC light emitting diode and AC LED drive methods and apparatus | James N. Andersen, Robert L. Kottritsch | 2023-04-25 |
| 11566759 | LED lighting system and installation methods | — | 2023-01-31 |
| 11528792 | High frequency multi-voltage and multi-brightness LED lighting devices | Robert L. Kottritsch, James N. Andersen | 2022-12-13 |
| 11317495 | LED circuits and assemblies | Robert L. Kottritsch | 2022-04-26 |
| 11297705 | Multi-voltage and multi-brightness LED lighting devices and methods of using same | Robert L. Kottritsch | 2022-04-05 |
| 11284491 | Color temperature controlled and low THD LED lighting devices and systems and methods of driving the same | Robert L. Kottritsch | 2022-03-22 |
| 11079077 | LED lighting system and installation methods | — | 2021-08-03 |
| 11039232 | Chair mountable audio and charging system for mobile and portable electronic devices | Valerie Miskin, Matthew Miskin | 2021-06-15 |
| 11019697 | AC light emitting diode and AC led drive methods and apparatus | James N. Andersen, Robert L. Kottritsch | 2021-05-25 |
| 10986714 | Lighting system having two or more LED packages having a specified separation distance | Robert L. Kottritsch | 2021-04-20 |
| 10980092 | High frequency multi-voltage and multi-brightness LED lighting devices and systems and methods of using same | Robert L. Kottritsch, James N. Andersen | 2021-04-13 |
| 10966298 | AC light emitting diode and AC LED drive methods and apparatus | James N. Andersen, Robert L. Kottritsch | 2021-03-30 |
| 10932341 | Multi-voltage and multi-brightness LED lighting devices and methods of using same | Robert L. Kottritsch | 2021-02-23 |
| 10904967 | LED lighting system | Robert L. Kottritsch | 2021-01-26 |
| 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 |