Disputed Patents Are About ALD While We Use PECVD Technology: LONGi Updated On Fri, Mar 8th, 2019 by Saurenergy However, the company further added that, at this time, it has not received any legal case documents about the complaints, nor any official business negotiation correspondence from Hanwha Q-CELLS on this matter before this event. On the patent infringement lawsuit filed by the Korean firm Hanwha Q-Cells, China-based solar modules maker LONGi said that the […] Read more