About 1 Trademarks found that are owned by Dongjun Chen

Air purifiers for strollers; Dehumidifiers; Electric heater for infant food; Heating and cooling mats for pets, not for veterinary purposes; Lamps for outdoor use; Lights for illuminating stairs, doors and other portions of buildings; Portable electric foot baths; Solar powered lamps; Sous-vide cookers, electric; Ultrasonic sterilizers for household purposes