ALEXANDRIA, Va., July 23 -- United States Patent no. 12,364,367, issued on July 22, was assigned to Kohler (China) Investment Co. Ltd. (Shanghai).
"Bathtub bath board and bathtub" was invented by Hua Zhang (Shanghai), Jiqin Zhang (Shanghai) and Jianqing Zhang (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "A bathtub system includes a bathtub body and a bath plate. The bath tub body defines a bathing volume. The bath plate is configured to detachably connect with the bathtub body within the bathing volume. The bath plate includes a bath plate body and telescopic pieces arranged on two sides of the bath plate body. The telescopic pieces are fixedly connected with the bath plate body. A wall of the bat...