Hanwha Q CELLS Intends to File PGR to Challenge Validity of Patent in REC Group Lawsuit Updated On Sat, Dec 5th, 2020 by Saurenergy Hanwha Q CELLS USA has replied to a lawsuit in the US District Court for the District of Delaware filed by REC Group (REC), a subsidiary of China National Chemical Corp. Hanwha Q CELLS has claimed that REC’s alleged complaints and the patent are without technical and legal merit. They stated that the technology mentioned […] Read more