LG Electronics has failed in the first round of a trade dispute brought by Siemens unit Osram unit over patents covering LED lighting technology. According to U.S. International Trade Commission Judge David Shaw said in a notice posted on the agency’s website, LG and LG Innotek Co. infringed one Osram patent for LEDs while a second patent wasn’t infringed. The reasons behind the judge’s determination will be made public after both sides get a chance to redact confidential information. The patent found to be infringed relates to a semicondu...