FuzzySharp Technologies claims Nvidia, Dell, Sony, and Matrox Graphics violate its computer graphics patents, in Delaware Federal Court.
Nomadix claims Hewlett-Packard and others violated seven of its patents, in Los Angeles Federal Court.
Modavox claims Yahoo! violated two of its patents on adding functions to a Web page, in San Francisco Federal Court.
Enhanced Security Research claims Juniper Networks violated two patents, in Delaware Federal Court.