The company has begun investigating its competitors for alleged patent infringement ... First Solar’s warning letter to its competitors alleged that the companies are using First Solar TOPCon ...

Image: QCells. Korean-owned solar manufacturer Hanwha Qcells has issued patent infringement notice letters to several manufacturers over its solar cell manufacturing technology. According to ...

Solar panel maker Hanwha Qcells is warning other manufacturers of potential patent infringement. Qcells, which has a manufacturing facility in Dalton, owns the patent for a technology called Laser ...