US Patent Issued to LONGI SOLAR TECHNOLOGY (XI'AN) on Sept. 1 for "Solar cell and manufacturing method therefor" (Chinese Inventor)

ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,727,279, issued on Sept. 1, was assigned to LONGI SOLAR TECHNOLOGY (XI'AN) Co. LTD. (Shaanxi, China).

"Solar cell and manufacturing method therefor" was invented by Zhijie Ma (Taizhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A manufacturing method of a solar cell includes: performing a boron-diffusion treatment to one surface in a first direction of an N-type silicon wafer, and forming a diffusion layer and a borosilicate-glass layer; by using a chain-type rinsing device, sequentially removing a winding-plated borosilicate-glass layer and a winding-plated diffusion layer winding-plated onto the N-type silicon wafer, and performing a polishi...