As early as March 2019, information began to emerge on the patent lawsuit that module manufacturer Hanwha Q Cells filed on three continents against its competitors Longi Solar, Jinko Solar, and REC. At the time, the purpose of the lawsuit was not clear and it was still uncertain whether it would even be admitted. Just over a year later, the first verdicts have now been handed down. In the United States, the rulings were against the plaintiff, but in Germany, they came down in its favor. The Düsseldorf Regional Court confirmed a lower court ruling that the competitors had unlawfully used Hanwha Q Cells patented technology. Judges granted Hanwha Q Cells a remedy in the form of an injunction. But what does this ruling mean for the parties concerned, and in particular for their customers?