Longi sues JinkoSolar for alleged patent infringement in China, United States
Longi filed the lawsuit in China at the Jinan Intermediate People’s Court in Shandong, demanding an immediate halt to the manufacturing, sales, and offers to sell the allegedly infringing products. The lawsuit in the United States was filed at District Court for the Eastern District of Texas.
JinkoSolar sues Waaree Energies for alleged TOPCon patent infringement
JinkoSolar has filed a lawsuit in Texas against Waaree Energies and its US subsidiary for the alleged infringement of one of its n-type tunnel oxide passivated contact (TOPCon) patents, marking another move in its aggressive patent defense strategy.
Trina Solar sues Canadian Solar over patents in $147 million lawsuit
Trina Solar has filed a lawsuit against Canadian Solar and its subsidiary, seeking $147 million in damages for alleged infringement of tunnel oxide passivated contact (TOPCon) cell patents. The case, accepted by the Jiangsu High Court, underscores the rise of intellectual property disputes in China’s competitive solar sector.
JinkoSolar sues Longi in Australia in third patent case this year
JinkoSolar has sued Longi for alleged patent infringement in Australia, its third legal action against the company this year, following filings in China and Japan. The lawsuit, filed in the Federal Court of Australia, claims that Longi used an unspecified solar cell technology.
U.S. International Trade Commission to investigate Runergy, Adani for patent infringement
In response to a complaint filed by Trinasolar US, the ITC intends to determine whether Runergy and Adani illegally infringe Trinasolar’s TOPCon patents.
‘There is no such thing as a global patent’
Jeffrey Saltman, partner at US intellectual property law firm Fisch Sigler LLP, recently spoke to pv magazine about the rising number of patent lawsuits between PV module manufacturers. He said this increase in litigation mainly stems from the industry’s convergence on tunnel oxide passivated contact (TOPCon) tech and noted that the number of lawsuits is likely to rise in the near future.
First Solar warns global solar manufacturers of patent infringement
The U.S. solar panel manufacturer has sent letters to Longi, Trina Solar, Jinko Solar, JA Solar and Canadian Solar saying it believes the companies are infringing on its patents.
Carbon provides clarity on patent case with JA Solar
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.
JA Solar files patent infringement lawsuit against Astronergy
JA Solar has filed two patent lawsuits against Astronergy in the Unified Patent Court (UPC). The proceedings are related to the tunneling silicon oxide (SiO2) layers, the doped polysilicon layer, and the electrodes used in tunnel oxide passivated contact (TOPCon) solar products.
Shoals files patent complaint for solar connectors, wire harnesses
Shoals Technologies has filed a patent infringement complaint against Hikam America and Voltage, LLC, with the US International Trade Commission (ITC).
