ALEXANDRIA, Va., July 30 -- United States Patent no. 12,371,806, issued on July 29, was assigned to Savroc Ltd (Kuopio, Finland).
"Aqueous electroplating bath" was invented by Jussi Raisa (Kuopio, Finland) and Arto Yli-Pentti (Klaukkala, Finland).
According to the abstract* released by the U.S. Patent & Trademark Office: "An object comprising a chromium-based coating on a substrate is disclosed, wherein the chromium is electroplated from an aqueous electroplating bath comprising trivalent chromium cations, wherein the chromium-based coating comprises 87-98 weight-% of chromium, 0.3-5 weight-% of carbon, and 0.1-11 weight-% of nickel and/or iron, and wherein the chromium-based coating has a Vickers microhardness value of 1000-2000 HV, and ...