Fraunhofer ISE reaches legal settlements with seven inverter manufacturers who infringed its patent

In 2002, the Fraunhofer ISE patented the HERIC circuit for highly efficient inverters. Since then, the institute says, it has recorded out-of-court settlements in seven patent infringement lawsuits against companies from China, Taiwan and Germany.From pv magazine Germany Highly Efficient and Reliable Inverter Concept (HERIC) is the name of a circuit and the associated process that Heribert Schmidt and his colleagues from Germany's Fraunhofer ISE invented in 2002 and that is protected by patents in Europe and the USA. According to the research institute, the topology is used in single-phase inverters, ...

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