Qcells, a global leader in solar energy solutions, has issued patent infringement notices to manufacturers using its patented LECO (Laser Enhanced Contact Optimization) technology without authorization. LECO, which enhances solar cell efficiency and reliability, is protected under patents Qcells secured after acquiring German company Cell Engineering in 2023. Qcells has asked these manufacturers to cease production, sale, and marketing of infringing products and offers licensing agreements for legal use of technology. The company is committed to protecting its intellectual property to support innovation in the solar industry.