ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,528,921, issued on Jan. 20, was assigned to TOYOBO MC Corp. (Osaka, Japan).
"Inorganic reinforced polyamide resin composition" was invented by Nobuhiro Yoshimura (Shiga, Japan), Kazuki Iwamura (Shiga, Japan) and Yoshitaka Ayuzawa (Shiga, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention aims to provide an inorganic reinforced polyamide resin composition that achieves incompatible mechanical properties, i.e., high stiffness and impact resistance (high toughness), has excellent flowability, and further has excellent long-term wear resistance (high sliding performance) to an inorganic fiber reinforcing material used as a sliding co...