Manage tiered cache data storage PernixData, Inc., San Jose, CA, has been assigned a patent (9,489,239) developed by Jung, Woon Ho, Cupertino, CA, Dhotre, Nakul, Santa Clara, CA, Jain, Deepak, and Pang, Anthony, San Jose, CA, for a "systems and methods to manage tiered cache data storage." The abstract of the patent published by the [...]