Featured patents

Lighting Power Source and Luminaire
US 08803433 B2, Aug. 12, 2014, Discharge Device Rectifier in the Supply Circuit, Yuji Takahashi et al. / Toshiba Lighting & Technology Corporation (Yokosuka-shi, Kanagawa-ken, JP)
A lighting power source comprising:…

Current Control System
US 08729815 B2, May 20, 2014, Impedance or current regulator in the supply circuit, Chaim Becerra et al. / OSRAM SYLVANIA Inc. (Danvers, US)
A current control system, comprising:…

LED Driver for Driving LED Lighting Device at High Frequency
US 08598797 B2, Dec. 3, 2013, Discharge device and / or rectifier in shunt to the load device, Dmitri A. Choutov et al. / Luxera, Inc. (Fremont, US)
A driver device for driving an LED lighting device comprising:…

Emergency Illumination System Based on LED Combined LED Lamps
US 08614549 B2, Dec. 24, 2013, Plural Power Supplies, Kari Zhuang et al.
An emergency illumination system based on combined LED lamps, comprising:…

Ambience Lighting System for a Display Device and a Method of Operating Such an Ambience Lighting System
US 08587204 B2, Nov. 19, 2013, Plural load devices, Erwin Marcel Anna Matthys / TP Vision Holding B.V. (Eindhoven, NL)
An ambience lighting system for a display device, comprising:…

Discharge Lamp Driving Device and Method, Light Source Device, and Image Displaying Apparatus
US 08581506 B2, Nov. 12, 2013, Impedance or current regulator in the supply circuit, Tetsuo Terashima et al. / Seiko Epson Corporation (Tokyo, JP)
A discharge lamp driving device comprising:…

Solid State Light System With Broadband Optical Communication Capability
US 08547036 B2, Oct. 1, 2013, Current Voltage Regulation, Bao Q. Tran / Available for Licensing (Saratoga, US)
A system comprising: a.…

Solar Power Supply Device
US 08536791 B2, Sept. 17, 2013, Automatic Substitution of the Power Supply, Han-Che Wang et al. / Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd. (Shenzhen, CN
A solar power supply device, comprising:…

Dimmable Power Supply
US 08502477 B2, Aug. 6, 2013, Regulator responsive to plural conditions, Laurence P. Sadwick et al. / InnoSys, Inc (Salt Lake City, US)
A power supply comprising:…

AC Driven Solid State Lighting Apparatus With LED String Including Switched Segments
US 08476836 B2, July 2, 2013, Electric switch controlled load device, Terry Given et al. / Cree, Inc. (Durham, US)
A circuit for a light emitting apparatus including a plurality of light emitting…

Patentorg has 1935 documents under Electric Lamp and Discharge Devices: Systems Patents.

Narrow down the browsing criteria below to see more patents.

Select a subcategory
Quick navigation
New documents
  • Process for the Production of the Actinobacillus Pleuropneumoniae Toxins APXI or APXIII in a Liquid Culture Medium Under Supply of Air Enriched in Carbon Dioxide
  • Method for Manufacturing Nonvolatile Memory Device
  • Supply Chain Demand Satisfaction
  • Supply-Line Management Device
  • Storage Control Device and Method for Managing Snapshot