The manufacturers are pushing back on the basis for the suit that their Korean/German rival has launched, arguing that there is evidence the innovations they refer to were either not new or were obvious steps forward.
On June 28, 2021, the Patent Trial and Appeal Board of the U.S. Patent and Trademark Office (USPTO) issued a final written decision on an inter partes review (IPR) proceeding, declaring all of the patent claims in Hanwha Q-Cells’ U.S. Patent 8,933,525B2 to be invalid. The patent attempts to cover a specific type of PERC […]
The Chinese photovoltaic manufacturer said the recent invalidation procedure for its patent at the Chinese Patent Office’s examination and invalidity department is only an administrative examination procedure that only examines whether or not the authorized Chinese patent complies with patent law requirements.
The U.S. International Trade Commission has determined that JinkoSolar’s products do not infringe any patent claimed by Hanwha Q-Cells. At the patent’s core is a passivation technology that significantly increases the efficiency of modules.
Also in the brief: Vistra is increasing the size of its Oakland battery energy storage project, a University of Arkansas professor researching solar project cybersecurity and more.
U.S. trade authorities plan to issue an initial determination finding non-infringement on the company’s patents by JinkoSolar, LONGi and REC Group, which could prevent Hanwha from shutting their PERC-based products out of the U.S. market. Hanwha intends to appeal.
All three companies say the patent infringement claim is without merit, and LONGi has provided technical details as to why its PERC isn’t based on Hanwha Q-Cells’ patent.
The Korean/German solar manufacturer has filed patent infringement lawsuits against the three companies in the United States, and is seeking to bar them from importing solar products for the U.S. market. Hanwha Q Cells claims its three rivals have used its patented solar cell passivation technology to increase the performance of their products.
Also on the rise: A startup invents a breakthrough battery electrolyte, renewables generated a record amount of electricity in 2020, a 250 MW solar project is proposed in Wyoming, and more.
The cookie settings on this website are set to "allow cookies" to give you the best browsing experience possible. If you continue to use this website without changing your cookie settings or you click "Accept" below then you are consenting to this.