US Patent Issued to FUJIFILM on July 29 for "Polymer-based piezoelectric composite material and piezoelectric film" (Japanese Inventor)

ALEXANDRIA, Va., July 30 -- United States Patent no. 12,376,495, issued on July 29, was assigned to FUJIFILM Corp. (Tokyo).

"Polymer-based piezoelectric composite material and piezoelectric film" was invented by Masayuki Haga (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a polymer-based piezoelectric composite material and a piezoelectric film having piezoelectric conversion characteristics stabilized by suppressing a change in piezoelectric conversion efficiency in various humidity environments. The polymer-based piezoelectric composite material is a polymer-based piezoelectric composite material including piezoelectric particles in a matrix containing a polymer material, in w...