ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,538,632, issued on Jan. 27, was assigned to JINGAO SOLAR Co. LTD. (Xingtai, China).
"Solar cell and manufacturing method thereof" was invented by Kyungdong Lee (Seoul, South Korea), Giwon Lee (Seoul, South Korea), Hyunho Kim (Seoul, South Korea) and Ilhyoung Jung (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A solar cell manufacturing method according to this embodiment includes: forming a second photoelectric conversion portion including a semiconductor substrate, a first semiconductor layer on one side of the semiconductor substrate, and a second semiconductor layer having a different conductivity type from the first semiconductor...