ALEXANDRIA, Va., July 3 -- United States Patent no. 12,343,301, issued on July 1, was assigned to HYTTO PTE. LTD. (Singapore).
"Male masturbating device" was invented by Dan Liu (Guangzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A male masturbating device includes an elongate hollow body, a reciprocating arrangement housed within the elongate hollow body and a silicon element. The reciprocating arrangement includes an elongate hollow reciprocating-element and a driving assembly. The driving assembly includes a motion transmission mechanism operatively coupled to the elongate hollow reciprocating-element for providing a reciprocating movement to the elongate hollow reciprocating-element with res...