ALEXANDRIA, Va., July 23 -- United States Patent no. 12,366,822, issued on July 22, was assigned to Feng Chia University (Taichung, Taiwan).

"Radial polarization conversion component, azimuthal polarization conversion component and manufacturing method thereof" was invented by Jing Heng Chen (Taichung, Taiwan), Chien Yuan Han (New Taipei, Taiwan), Fan Hsi Hsu (Hsinchu, Taiwan), Kun-Huang Chen (Taichung, Taiwan), Chien Hung Yeh (Taichung, Taiwan) and Hung Lung Tseng (Taichung, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for manufacturing a radial or azimuthal polarization conversion component comprises the steps of: placing a holographic recording material between two right-angle prisms, wh...