Epson Sues E Top and Vision Imaging Supplies for Patent Infringement


At the end of March, Seiko Epson Corporation, Epson America, and Epson Portland (collectively Epson) filed a pair of patent-infringement lawsuits against vendors of third-party Epson inkjet cartridges. One of the lawsuits, filed on March 30 in the U.S. District Court for the Central District of California, Western Division, names as defendants Vision Imaging Supplies,

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