ALEXANDRIA, Va., June 2 -- United States Patent no. 12,643,175, issued on June 2, was assigned to Electronics and Telecommunications Research Institute (Daejeon, South Korea).

"Two-photon microscopy and pulse width correction method using the same" was invented by Dong Hoon Song (Daejeon, South Korea), Hong-Seok Seo (Daejeon, South Korea) and Chul Huh (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a two-photon spectroscopy including a light source configured to generate first laser light having a pulse, a pulse width correction device configured to receive the first laser light to output a second laser light, an optical system through which the second laser light passes, a f...