Defendant
2 cases as defendant.
Runergy USA Inc. is the U.S. subsidiary of Jiangsu Runergy New Energy Technology Co., Ltd., a global photovoltaic (PV) technology company founded in China in 2013. Runergy USA Inc. was established in 2023 and operates its main U.S. solar module manufacturing facility in Huntsville, Alabama. The parent company is headquartered in Yancheng, Jiangsu Province, China, and is privately held, with a failed IPO attempt in 2024. The broader Runergy group has over 10,000 employees globally.
Runergy specializes in the research, development, and manufacturing of high-efficiency solar cells and modules, primarily focusing on N-type technology. The company has vertically integrated its industrial chain, encompassing polysilicon, wafers, cells, and modules, with production bases in China, Thailand, and the U.S. Runergy USA Inc.'s Alabama facility began production of high-efficiency N-type solar modules in October 2024, with a planned annual nameplate output of 2 GW, aimed at strengthening the domestic solar supply chain. Runergy is recognized as a BloombergNEF Tier 1 module manufacturer.
Runergy USA Inc. is an active two-way litigant in patent disputes, as evidenced by its involvement in two cases as a plaintiff and two as a defendant. All four tracked cases involve Trina Solar Co. Ltd. or its related entities, indicating competitive intellectual property disputes within the solar energy sector. The cases are distributed across the U.S. District Court for the District of Delaware, the U.S. International Trade Commission (ITC), and the Patent Trial and Appeal Board (PTAB).
Notable cases include two PTAB actions initiated by Runergy USA Inc. and Runergy Alabama Inc. against Trina Solar Co. Ltd. in 2024 and 2025. Conversely, Runergy USA Inc. and Runergy Alabama Inc. have been named as defendants in a U.S. District Court case in Delaware and an ITC investigation, both brought by Trina Solar, which points to broad-based competitive litigation across multiple forums. The parent company, Jiangsu Runergy New Energy Technology Co., Ltd., has faced financial challenges, including a failed IPO and a terminated acquisition bid by Tongwei Co., Ltd. in early 2025.
Trina Solar filed a complaint for unfair imports at the ITC, asserting US Patent 10230009 and other patents. The matter involving Mundra Solar was resolved before trial.
Trina Solar filed this infringement suit alleging infringement of US Patent 10230009 and other patents by Runergy. The case was part of lawsuits that later merged, with Canadian Solar joining related IPR cases.