ALEXANDRIA, Va., Feb. 12 -- United States Patent no. 12,221,550, issued on Feb. 11, was assigned to KURARAY Co. LTD. (Okayama, Japan).

"Metal particle composition, method for producing metal particle composition, and paste" was invented by Yuki Nishijima (Tainai, Japan), Daiki Noguchi (Kurashiki, Japan) and Takashi Fukumoto (Tainai, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "To provide a metal particle composition having excellent oxidation resistance, which does not require a transition metal catalyst and can be applied to existing metal particles, a method for producing the metal particle composition, and a paste. The metal particle composition contains, with respect to 100 parts by mass of metal...