Qcells has launched an intellectual property (IP) dispute over alleged unauthorized use of its patented laser-enhanced contact opening (LECO) tech in tunnel oxide passivated contact (TOPCon) solar cells. The case underscores rising tensions in the PV industry over TOPCon patents. South Korea-based PV producer Qcells has kicked off an IP dispute with "several" unnamed "global manufacturers" over its LECO technology. Qcells acquired the technology in 2022. It is deployed primarily in TOPCon production, to enhance the durability and efficiency of solar cells. Earlier this week, Qcells issued infringement ...Den vollständigen Artikel lesen ...
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