ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,532,442, issued on Jan. 20, was assigned to KYOCERA Corp. (Kyoto, Japan).
"Electromagnetic interference suppressing material" was invented by Hirotomo Nishihara (Sendai, Japan), Shigeyoshi Yoshida (Sendai, Japan) and Ken Uchida (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electromagnetic interference suppressing material includes: a base material containing at least one selected from the group consisting of an organic substance and an inorganic substance; and a powder carbon material. The powder carbon material includes at least one selected from the group consisting of a first shell-shaped body and a second shell-shaped body, where the firs...