Inventor · Sleepy Hollow, NY, US

Gert W. Bruning

39Patents
22h-index
32Co-inventors
85Inventor score

Filing activity: Jun 3, 1985 → Sep 7, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US6441558B1 White LED luminary light control system Electricity 599 Expired
US5404082A High frequency inverter with power-line-controlled frequency modulation Emerging Cross-Sectional Technologies 593 Expired
US6768047B2 Autonomous solid state lighting system Emerging Cross-Sectional Technologies 314 Expired
US7521872B2 Integrated lamp with feedback and wireless control Emerging Cross-Sectional Technologies 203 Expired
US6369525B1 White light-emitting-diode lamp driver based on multiple output converter with output current mode control Emerging Cross-Sectional Technologies 197 Expired
US7471062B2 Wireless battery charging Electricity 185 Expired
US6617795B2 Multichip LED package with in-package quantitative and spectral sensing capability and digital signal output Electricity 162 Expired
US5604411A Electronic ballast having a triac dimming filter with preconditioner offset control Emerging Cross-Sectional Technologies 116 Expired
US5003454A Power supply with improved power factor correction Emerging Cross-Sectional Technologies 96 Expired
US6888529B2 Control and drive circuit arrangement for illumination performance enhancement with LED light sources Emerging Cross-Sectional Technologies 89 Expired
US6756765B2 System and method for charging users to recharge power supplies in portable devices Electricity 82 Expired
US6326740A High frequency electronic ballast for multiple lamp independent operation Emerging Cross-Sectional Technologies 64 Expired
US6153980A LED array having an active shunt arrangement Emerging Cross-Sectional Technologies 64 Expired
US6509696B2 Method and system for driving a capacitively coupled fluorescent lamp Emerging Cross-Sectional Technologies 48 Expired
US4939566A Semiconductor switch with parallel DMOS and IGT Electricity 43 Expired
US6339314B1 Battery charger circuit with low standby power dissipation Emerging Cross-Sectional Technologies 43 Expired
US4926074A Semiconductor switch with parallel lateral double diffused MOS transistor and lateral insulated gate transistor Electricity 38 Expired
US6989801B2 Two-way presentation display system Physics 33 Expired
US6489731B1 Power supply and/or ballast system controlled by desired load power spectrum Emerging Cross-Sectional Technologies 31 Expired
US6016257A Voltage regulated power supply utilizing phase shift control Emerging Cross-Sectional Technologies 29 Expired
US4920474A High frequency high voltage power supply with controlled output power Emerging Cross-Sectional Technologies 23 Expired
US6184630A Electronic lamp ballast with voltage source power feedback to AC-side Emerging Cross-Sectional Technologies 23 Expired
US4628284A High frequency high voltage power supply preventing simultaneous transistor conduction Emerging Cross-Sectional Technologies 22 Expired
US6353295B1 Lamp electronic ballast with a piezoelectric cooling fan Electricity 17 Expired
US6400584B1 Two stage switching power supply for connecting an AC power source to a load Emerging Cross-Sectional Technologies 17 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.