Plaintiff
4 cases as plaintiff.
Amphenol Corp., often referred to simply as Amphenol, is a publicly traded American company (NYSE: APH) headquartered in Wallingford, Connecticut, and was founded in 1932. As of 2024, Amphenol had approximately 125,000 employees and reported a revenue of $15.2 billion. It is one of the world's largest providers of high-technology interconnect, sensor, and antenna solutions.
Amphenol designs, manufactures, and markets a broad range of electrical, electronic, and fiber optic connectors, as well as interconnect systems, antennas, sensors, and coaxial and high-speed specialty cables. Their products serve diverse end markets including automotive, broadband communications, commercial aerospace, defense, industrial, information technology and data communications, mobile devices, and mobile networks. Major product lines include fiber optic interconnects, harsh environment interconnects, high-speed interconnects, power interconnects, RF interconnect products, and various types of sensors (e.g., gas, pressure, temperature).
Amphenol's patent litigation posture, based on the provided data, indicates that of an operating company that actively uses the Patent Trial and Appeal Board (PTAB). All of its tracked cases show Amphenol as a plaintiff in PTAB proceedings, with zero defendant cases. This suggests a strategy of challenging the validity of patents held by other entities.
The most notable cases tracked involve Amphenol Corp. as a plaintiff against Credo Technology Group Ltd. in multiple Patent Trial and Appeal Board (PTAB) proceedings, including cases filed on March 31, 2025, and April 10, 2025. These disputes concern patents related to active electrical cable technology. In August 2025, Amphenol and Credo Technology Group Ltd. reached a confidential license and settlement agreement, leading to the dismissal of all patent disputes between them related to active electrical cable technology. Credo Technology Group Ltd. is a company that develops high-speed connectivity solutions, including active electrical cables, optical digital signal processors, and serializer/deserializer (SerDes) technologies for the data infrastructure market.
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An inter partes review proceeding initiated by Amphenol Corp. against Credo Technology Group Ltd. before the PTAB, which reached a settlement.
Amphenol filed an IPR against PPC Broadband challenging U.S. 10,038,284. The PTAB held claims 29–33, 36–43, and 46 unpatentable as obvious in a final written decision; rehearing was denied and the Federal Circuit later affirmed.
Amphenol Corp. filed an inter partes review challenging U.S. 10,446,983 B2. The PTAB instituted review and issued a final written decision holding all challenged claims unpatentable; PPC's rehearing request was denied.
Amphenol Corp. petitioned for inter partes review of the '063 patent. The PTAB instituted review and in its Final Written Decision held all challenged claims unpatentable as obvious; rehearing was denied and the decision was affirmed on appeal.