US Patent Issued to KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, CENTER FOR ADVANCED META-MATERIALS on May 13 for "Parametric device comprising optical materials spatiotemporally varying permittivity" (South Korean Inventors)

ALEXANDRIA, Va., June 12 -- United States Patent no. 12,300,870, issued on May 13, was assigned to KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY (Daejeon, South Korea) and CENTER FOR ADVANCED META-MATERIALS (Daejeon, South Korea).

"Parametric device comprising optical materials spatiotemporally varying permittivity" was invented by Bumki Min (Daejeon, South Korea), Seojoo Lee (Daejeon, South Korea), Jagang Park (Daejeon, South Korea) and Hyukjoon Cho (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A multifunctional parametric device using an optical material in which permittivity is spatiotemporally modulated according to the present invention may be used as a frequency converter an...