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patent dispute

Francois Cui Longi
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The ‘next evolution’ in back contact technology: LONGi’s Hi-MO 9

May 21, 2025
Francois Cui, president of LONGi Europe, discusses the Hi-MO 9, the latest in its line-up of high-efficiency back contact PV modules.
The plant has already shipped its first US-made TOPCon modules earlier this year. Image: Thomas Koerner via LinkedIn.

Technology selection for US cell manufacturers – more than meets the eye

May 12, 2025
CEA's Martin Meyers considers the pros and cons of the different PV cell technology options for manufacturers starting production in the US.
Two executives at Canadian Solar and LONGi spoke at an event in China about the state of the solar industry
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Canadian Solar and LONGi chiefs sound the alarm as China’s PV industry enters ‘dark forest’ of price wars and patent battles

March 4, 2025
Canadian Solar and LONGi shared their perspectives on industry pricing, competition, and patent disputes at a recent event in China.
An Astronergy manufacturing facility.
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‘The pressure of profits is always the big challenge’: Astronergy looks back on 2024, and ahead to 2025

February 27, 2025
PV Tech spoke to Astronergy chief marketing officer Samuel Zhang about the company's successes in 2024, and impact of patent disputes.
LONGi offices.

LONGi files lawsuit against Jinko Solar in the US

February 18, 2025
Chinese solar manufacturer LONGi has filed a lawsuit in the US District Court for the Eastern District of Texas against Jinko Solar.
A JinkoSolar factory.

LONGi, Jinko Solar, Waaree Energies involved in latest solar patent disputes

February 13, 2025
Chinese solar manufacturers LONGi and Jinko Solar, along with Indian PV manufacturer Waaree Energies, have been named in a series of patent disputes filed in China and the US.
A Trina Solar manufacturing facility.

Trina Solar sues Canadian Solar for alleged patent infringement, demands US$144.7 million

February 12, 2025
Trina Solar has filed a lawsuit against Canadian Solar, seeking US$144.7 million for the alleged infringement of two patents.
JinkoSolar module assembly.

JinkoSolar subsidiary files patent infringement lawsuit against LONGi

January 24, 2025
A JinkoSolar subsidiary has filed a patent infringement lawsuit against LONGi in Japan, demanding LONGi cease its 'infringement actions'.
Maxeon’s module production plant in Mexico. Image: Maxeon Solar Technologies.

Maxeon, Tongwei settle German shingled cell IP dispute

January 3, 2025
Maxeon opened the case in June 2023. The case concerns shingled solar cell technology patents used in Maxeon’s Performance line modules
A Trina Solar manufacturing facility.

US ITC to investigate Trinasolar TOPCon patent cases amid uncertain US future

November 20, 2024
Since filing the complaints, Trinasolar has announced the sale of its Texas solar module manufacturing facility to Freyr Battery.

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