ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,418,139, issued on Sept. 16, was assigned to SUMITOMO WIRING SYSTEMS LTD. (Mie, Japan).
"Rubber plug unit and connector" was invented by Hiroki Yamada (Mie, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rubber plug unit (10, 10A, 10B) is provided with a terminal (13, 13A, 14, 14A), a wire (11) and a rubber plug (12, 12A, 12B) to be held in close contact with the outer periphery of the wire (11). The wire (11) includes an electrically conductive portion (22) to be connected to the terminal (13, 13A, 14, 14A). The rubber plug (12, 12A, 12B) includes a holding portion (17) to be sandwiched between the terminal (13, 13A, 14, 14A) and the wire (11)...