About 2 Trademarks found that are owned by Peter B C Tsang

LED light fixtures and lanterns, solar rechargeable; LED based UV products for disinfecting and sterilizing in the nature of sanitizing apparatus using ultraviolet light for sanitizing linens, surfaces of objects, not for medical purposes

The mark consists of the wording "BOLLAS" in a circle with darker shading in the upper-left portion of the circle and lighter shading in the lower-right.