About 2 Trademarks found that are owned by Shenzhen Chaohong Technology Co Ltdshenzhen Chaohong Technology Co Ltd

Audio cables; Audio interfaces; Cables, electric; High definition multimedia interface cables; USB cables for cellphones; Video cables; Closed circuit TV systems for security and surveillance, namely, cameras, switchers, monitors, microphones, and recorders; Computer peripheral devices; Converters for electric plugs; Converters, electric; Electronic switchers for audio and video signals; Headphones; Matrix switchers for audio and video signals; High definition multimedia interface splitters

The wording "KOOPMAN" has no meaning in a foreign language.