ALEXANDRIA, Va., July 21 -- United States Patent no. 12,690,289, issued on July 21, was assigned to ZHEJIANG JINKO SOLAR Co. LTD. (Zhejiang, China) and JINKO SOLAR Co. LTD. (Jiangxi, China).

"Solar cell and photovoltaic module" was invented by Huimin Li (Haining, China), Menglei Xu (Haining, China), Jie Yang (Haining, China) and Xinyu Zhang (Haining, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present disclosure relate to a solar cell and a photovoltaic module. The solar cell includes: a substrate, a tunneling layer formed on a rear surface of the substrate, and a doped conductive layer formed on the tunneling layer. The tunneling layer includes first regions and second regions, t...