A light emitting diode (LED) lamp includes an LED module having a base plate made of metals The base plate includes a first section and a second section isolated from each other and respectively connected to positive and negative terminals of a power source. A number of LED units is mounted to and mechanically...http://www.google.com.au/patents/US20030218417?utm_source=gb-gplus-sharePatent US20030218417 - Light emitting diode lamp with light emitting diode module having improved heat dissipation
