US Patent Issued to Magnecomp on Feb. 18 for "Method of manufacturing a multi-layer PZT microactuator with active PZT constraining layers for a DSA suspension" (American, Thai Inventors)

ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,230,301, issued on Feb. 18, was assigned to Magnecomp Corp. (Murrieta, Calif.).

"Method of manufacturing a multi-layer PZT microactuator with active PZT constraining layers for a DSA suspension" was invented by Peter Hahn (Bangkok), Kuen Chee Ee (Chino, Calif.) and Long Zhang (Winchester, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of manufacturing a piezoelectric microactuator assembly can include forming a top electrode layer onto a top face of a PZT element and placing a mask at different locations on the top electrode layer. A conductive epoxy can be added in the space between the at least two portions of the mask, and a constrain...