JinkoSolar has filed a patent infringement lawsuit against Longi over tunnel oxide passivated contact (TOPCon) solar cell technology, with the first hearing scheduled for February 13, 2025.
JinkoSolar has filed a patent infringement lawsuit against Longi for using an unspecified TOPCon solar cell technology.
“JinkoSolar has sued Longi to demand that it immediately stop infringing relevant patents and compensate for the economic losses,” a JinkoSolar spokesperson said. pv magazine.
The case, officially accepted by the Nanchang Intermediate People’s Court, will be heard on February 13, 2025.
JinkoSolar’s wholly owned subsidiary, Shangrao Xinyuan Motion Technology Development, filed the lawsuit. According to the complaint, Longi has infringed on Jinko’s proprietary TOPCon and related PV module technologies.
In response to a request for comment from pv magazineLongi said it has not yet received any legal documents related to the case and therefore could not provide further details.
“Longi has always placed a high priority on innovation and the protection of intellectual property,” a company spokesperson said. “We are one of the leading companies in the photovoltaic industry in terms of patent volume, with an extensive patent portfolio in various technical areas. We also respect the intellectual property rights of other companies. Longi will actively investigate and respond to this matter, and if necessary, we will file a counterclaim regarding TOPCon and other technical product series.”
In early December 2024, JinkoSolar filed a lawsuit against competitor VSUN, a unit of Japan’s Fujisolar, in the U.S. District Court for the Northern District of California. JinkoSolar said it is suing VSUN and its U.S. subsidiaries, but did not disclose the patent involved in the dispute.
The company claims to have amassed more than 2,800 patents, including a significant portfolio of 462 patents related to n-type TOPCon technology. It claimed this makes it one of the industry leaders in TOPCon patents, but it did not provide additional details on the specifics of its patent holdings.
This content is copyrighted and may not be reused. If you would like to collaborate with us and reuse some of our content, please contact: editors@pv-magazine.com.
