Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12025302 | Light emitting diode lighting systems and methods | — | 2024-07-02 |
| 11946628 | Light emitting diode cooling systems and methods | — | 2024-04-02 |
| 11821616 | Systems and methods for a coolant chamber | — | 2023-11-21 |
| 11818817 | Lighting systems and methods | — | 2023-11-14 |
| 11804587 | Light emitting diode cooling with turbulent flow | — | 2023-10-31 |
| 11754258 | Digitally adjustable focused beam lighting system | Richard Pierceall | 2023-09-12 |
| 11383181 | Systems and method for a coolant chamber | — | 2022-07-12 |
| 11333342 | Light emitting diode cooling systems and methods | — | 2022-05-17 |
| 11047560 | Light emitting diode cooling systems and methods | — | 2021-06-29 |
| 10932340 | Digitally adjustable focused beam lighting system | Richard Pierceall | 2021-02-23 |
| 10735668 | Synchronized lighting and video active lighting tracks (VALT) with synchronized camera to enable multi-scheme motion picture capture | — | 2020-08-04 |
| 10694600 | Digitally adjustable focused beam lighting system | Richard Pierceall | 2020-06-23 |
| 10420186 | Color tunable light with zone control | James Crosbie, Richard Pierceall | 2019-09-17 |
| 10306728 | Color tunable light with zone control | James Crosbie, Richard Pierceall | 2019-05-28 |
| 9743010 | Synchronized lighting and video active lighting tracks (VALT) with synchronized camera to enable multi-scheme motion picture capture | — | 2017-08-22 |
| 5984173 | Neutral point connected apparatus providing compensation to an AC power line | — | 1999-11-16 |
| 5949221 | Line powered, primary side connected apparatus injecting voltage compensation into an electric power line using one transformer | — | 1999-09-07 |
| D401006 | Canopy for lighting fixture | — | 1998-11-10 |
| D400293 | Canopy for lighting fixture | — | 1998-10-27 |
| 5642003 | Power system switch incorporating a positive-sequence fundamental signal magnitude detector | Nicholas C. Abi-Samra | 1997-06-24 |
| 5359275 | Load current fundamental filter with one cycle response | — | 1994-10-25 |
| 5345377 | Harmonic controller for an active power line conditioner | — | 1994-09-06 |
| 5329222 | Apparatus and method for dynamic voltage restoration of utility distribution networks | Laszlo Gyugyi, Colin D. Schauder, Miklos Sarkozi | 1994-07-12 |
| 5304957 | Low jitter phase locked loop for single phase applications | — | 1994-04-19 |
| 5010291 | Single quadrant chopper timing control circuit for discontinuous current | — | 1991-04-23 |