Core Viewpoint - The patent litigation initiated by Lehman Optoelectronics against Zhao Chi Co., Ltd. has concluded in favor of Zhao Chi, with the court ruling that the accused products do not infringe on the claimed patents [2]. Group 1: Patent Litigation Outcome - Zhao Chi Co., Ltd. announced that all related patent lawsuits initiated by Lehman Optoelectronics have ended in a complete victory for Zhao Chi [2]. - The Guangdong High People's Court upheld the first-instance ruling, rejecting all appeals from Lehman Optoelectronics regarding the patent infringement claims [2]. - The court found that the Mini direct display COB product series produced and sold by Zhao Chi has essential differences from the patents claimed by Lehman Optoelectronics, thus not falling under the protection of those patents [2]. Group 2: Previous Developments - On May 28, Zhao Chi Co., Ltd. reported that the National Intellectual Property Administration declared a specific patent (patent number: 201921505524.0) completely invalid, marking another victory in the ongoing patent disputes with Lehman Optoelectronics [3].