ALEXANDRIA, Va., March 31 -- United States Patent no. 12,593,526, issued on March 31, was assigned to TRINA SOLAR Co. LTD. (Changzhou, China).

"Continuous string welding device for photovoltaic cells and welding method" was invented by Zhiqiang Ding (Changzhou, China), Junlong Hu (Changzhou, China), Hao Tang (Changzhou, China) and Yun Peng (Changzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses a continuous string welding device for photovoltaic cells and a welding method. The device includes a power transmission mechanism and a welding light box. The power transmission mechanism includes a welding strip positioning section, a buffering section and a welding section ...