Defendant
3 cases as defendant.
Maxeon Solar Pte Ltd. is associated with Maxeon Solar Technologies, Ltd., a global leader in designing and manufacturing photovoltaic panels. The company was spun off from SunPower Corporation in August 2020, inheriting SunPower's extensive solar innovation history dating back 40 years. Headquartered in Singapore with executive offices in San Jose, California, Maxeon Solar Technologies is a publicly traded company on NASDAQ under the ticker MAXN. As of recent reports, the company has approximately 5,000 to 7,900 employees globally and reported revenue of $1.12 billion in 2023, which decreased to $509.05 million in 2024. Major shareholders include TCL and TotalEnergies.
Maxeon Solar Technologies focuses on developing, manufacturing, and selling high-efficiency solar panels and energy solutions for residential, commercial, and utility-scale customers. Their product lines include Maxeon panels, featuring interdigitated back-contact (IBC) solar cell technology, and SunPower Performance panels, utilizing proprietary shingled-cell technology. The company emphasizes advanced solar technologies like TOPCon PV-silicon cells, known for high energy conversion efficiency.
The company exhibits an active two-way patent litigation posture, appearing as a plaintiff in two tracked cases and a defendant in three. Maxeon Solar Pte. Ltd. has initiated infringement suits against other major solar companies, including two cases filed in the U.S. District Court for the Eastern District of Texas, a venue often favored by plaintiffs. Correspondingly, Maxeon Solar Pte Ltd. has also been challenged with three defendant cases before the Patent Trial and Appeal Board (PTAB), likely representing inter partes reviews (IPRs) of its patents.
Notable litigation includes Maxeon Solar Pte. Ltd.'s 2024 lawsuits against Canadian Solar, Inc. and REC Solar Holdings AS in the Eastern District of Texas, alleging infringement of TOPCon solar cell technology patents. Maxeon Solar Technologies recently reached a global settlement with Hanwha Solutions (operating as Qcells) to resolve all patent disputes related to TOPCon solar cell technology, concluding a case that began in April 2024. Additionally, on May 29, 2026, Maxeon Solar Technologies, Ltd. was placed under Judicial Management by the High Court of Singapore.
This Inter Partes Review, filed by REC Solar Holdings AS and related entities against Maxeon Solar Pte Ltd. for US Patent 11251315, was not instituted due to procedural reasons.
Hanwha Solutions Corporation initiated this Inter Partes Review against Maxeon Solar Pte Ltd. concerning US Patent 11251315, which concluded with a Final Written Decision.
This Inter Partes Review was initiated by Canadian Solar, Inc. and Canadian Solar (USA), Inc. against Maxeon Solar Pte Ltd. regarding US Patent 11251315. A Final Written Decision was issued, followed by an Inter Partes Review Certificate.