ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,223, issued on April 21, was assigned to NICHIA Corp. (Anan, Japan).
"Bonded magnet and method of preparing the same" was invented by Shuichi Tada (Anan, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a bonded magnet having good heat resistance. The present invention relates to a bonded magnet containing a SmFeN magnetic powder, nylon 12, and a hexafluoroisopropanol-unextractable component. The present invention also relates to a method of preparing a bonded magnet, including: bringing a raw material bonded magnet containing a SmFeN magnetic powder and nylon 12 into contact with an amorphizing agent; and heat-tr...