About 1 Trademarks found that are owned by Yang Hongcheng

Batteries and battery chargers; Bicycle speedometers; Breathing apparatus for underwater swimming; Computer hardware and peripheral devices; Consumer electronic products, namely, audio amplifiers, audio speakers, audio receivers, electrical audio and speaker cables and connectors, audio decoders, video decoders, speakers, power conversion devices, power converters, and power inverters; Diving gloves; Dust proof plugs for earphone jacks; Ear plugs for divers; Earphone accessories, namely, earphone cushions, earphone pads, earphone cases, and earphone extension cords; Earphones and headphones; Electric cables, wires, conductors and connection fittings therefor; Electric wire harnesses for automobiles; Electrical plugs and sockets; Eye glasses; Fiber optic cables; Fitted plastic films known as skins for covering and providing a scratch proof barrier or protection for electronic devices, namely, MP3 players, mobile telephones, smart telephones, digital cameras, global positioning systems and personal digital assistants; Humanoid robots with artificial intelligence; LED and HID light controls; Loudspeakers, headphones, microphones and CD players; Monopods used to take photographs by positioning a smartphone or camera beyond the normal range of the arm; Mouse mats; Multimedia projectors; Navigation apparatus for vehicles in the nature of on-board computers; Notebook and laptop computers; Plug connectors; Power adapters; Protective covers and cases for cell phones, laptops and portable media players; Protective display screen covers adapted for use with computers, televisions, PC tablets ; Protective films adapted for smartphones; Selfie sticks