ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,457,822, issued on Oct. 28, was assigned to ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE (Daejeon, South Korea).

"Solar cell and manufacturing method of the same" was invented by Woo Jung Lee (Daejeon, South Korea), Yong-Duck Chung (Daejeon, South Korea), Daehyung Cho (Daejeon, South Korea), Myeong Eon Kim (Daejeon, South Korea) and Taeha Hwang (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a solar cell and a manufacturing method thereof. The cell includes a back-contact electrode on a substrate, a light absorbing layer on the back-contact electrode, an anti-defect layer on the light absorbing layer, a buffer l...