ALEXANDRIA, Va., June 19 -- United States Patent no. 12,329,334, issued on June 17, was assigned to BISSELL Inc. (Grand Rapids, Mich.).
"Surface cleaning apparatus" was invented by Jincheng Xia (Shenzhen, China), Jianjun Ge (Guangzhou, China), Zhenjiang Yin (Shenzhen, China), Xin Chen (Shenzhen, China), Yongsheng Liang (Shenzhen, China) and Kam Hoi Ma (Hong Kong).
According to the abstract* released by the U.S. Patent & Trademark Office: "A surface cleaning apparatus includes a housing including an upright handle assembly and a base mounted to the upright handle assembly and adapted for movement across a surface to be cleaned. The surface cleaning apparatus is further provided with a fluid delivery system comprising a fluid dispenser conf...