This case was held in the Local Chamber Munich of the Unified Patent Court between Reinhausen GmbH and Shanghai Huaming Power Equipment Co., Ltd. Reinhausen GmbH, the owner of the European Patent EP 3 427 284 B1, filed for an inspection order regarding a load tap changer device exhibited by the defendant at a trade show in Berlin, suspecting patent infringement. The court granted the inspection and evidence preservation request without prior notification to the defendant, allowing technical experts to examine the device, dismantle it if necessary, and document the process to determine if it infringes on the plaintiff's patent.