Universal Lighting Technologies Inc.
251Patents
234Active
251Granted
60Portfolio score
Filing activity: May 1, 2000 → Feb 2, 2022 · 36 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7391168B1 | Digital control of electronic ballasts using AC power lines as a communication medium | Emerging Cross-Sectional Technologies | 44 | Expired |
| US7019662B2 | LED drive for generating constant light output | Electricity | 40 | Expired |
| US8498124B1 | Magnetic circuit board stacking component | Electricity | 25 | Active |
| US9521724B1 | Method for automatically commissioning devices used in building lighting and controls | Electricity | 23 | Active |
| US8350678B1 | Power line dimming controller and receiver | Electricity | 20 | Active |
| US8449145B1 | Mounting apparatus for a light emitting diode module | Emerging Cross-Sectional Technologies | 19 | Active |
| US10512143B1 | Method for commissioning lighting system components using voice commands | Emerging Cross-Sectional Technologies | 17 | Active |
| US9681512B1 | Combined wireless voltage controlled dimming interface for an LED driver | Electricity | 17 | Active |
| US9689554B1 | Asymmetric area lighting lens | Mechanical Engineering; Lighting; Heating | 17 | Active |
| US8242870B1 | Magnetic component with a notched magnetic core structure | Electricity | 14 | Active |
| US9787195B1 | Primary current sensing method for isolated LED driver | Emerging Cross-Sectional Technologies | 13 | Active |
| US7239094B2 | Electronic ballast with adaptive lamp preheat and ignition | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6281641A | Electronic ballast for one or more lamps | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6291944A | System and method for limiting through-lamp ground fault currents in non-isolated electronic ballasts | Electricity | 12 | Expired |
| US9837194B1 | Output transformer and resonant inductor in a combined magnetic structure | Electricity | 12 | Active |
| US9837913B1 | Control method to avoid capacitive mode switching for resonant converters | Emerging Cross-Sectional Technologies | 12 | Active |
| US7800928B1 | Method of operating a resonant inverter using zero current switching and arbitrary frequency pulse width modulation | Electricity | 12 | Active |
| US7015652B2 | Electronic ballast having end of lamp life, overheating, and shut down protections, and reignition and multiple striking capabilities | Electricity | 11 | Expired |
| US10098194B1 | Current and voltage control circuit and method for a class II LED driver | Emerging Cross-Sectional Technologies | 11 | Active |
| US8909382B1 | Occupancy detection system and method having automatic adaptation capabilities | Emerging Cross-Sectional Technologies | 10 | Active |
| US7443113B2 | Software controlled electronic dimming ballast | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7843145B2 | System and method for power line carrier communication using high frequency tone bursts | Emerging Cross-Sectional Technologies | 10 | Active |
| US9099333B2 | LED lamp device having a fluorescent element shaped for uniform light conversion | Electricity | 9 | Active |
| US7786391B1 | Ballast housing having rolled edge lead wire exit | Electricity | 9 | Active |
| US8450946B1 | Zone addressing circuit for an electronic ballast | Electricity | 9 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.