French PV manufacturer Carbon says it is leading a consortium that has filed a patent opposition against JA Solar's tunnel oxide passivated contact (TOPCon) patent at the European Patent Office (EPO) in May 2023. In early October, the EPO upheld the patent as valid, but Carbon says this ruling is only preliminary. French PV manufacturer Carbon has provided an update on the patent case related to JA Solar's TOPCon patents EP 2 787 541 B1. The company explained that it is leading a consortium including other unspecified European members that filed a patent opposition to question the validity of ...Den vollständigen Artikel lesen ...
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