ALEXANDRIA, Va., May 26 -- United States Patent no. 12,638,330, issued on May 26, was assigned to National Taiwan University of Science and Technology (Taipei City, Taiwan).

"Multiple-wavelength reflective Raman probe and Raman spectra detection device" was invented by Ding-Zheng Lin (Taipei City, Taiwan), Kai-Jiun Tsai (New Taipei City, Taiwan), Heng-Yi Chang (Kaohsiung City, Taiwan) and Yu-Ya Chung (Taoyuan City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A multiple-wavelength reflective Raman probe includes a first parabolic mirror, a second parabolic mirror, a third parabolic mirror, and a fourth parabolic mirror. The first parabolic mirror receives a laser light, and reflects as a collimated ...