Patents by Inventor Mark D. Tupa

Mark D. Tupa has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Apparatus for autonomous activation of system/chassis cooling fan
    Publication number: 20030218465
    Abstract: An electronic system has at least two fans such as a first fan and a second fan. The first fan is controlled (e.g., on/off, speed) in response a system parameter (e.g., temperature, system operational state). Preferably, the second fan is controlled dependent on the operation of the first fan. The electronic system may be a computer system. In this case, the first fan preferably is a CPU fan and the second fan is a chassis fan.
    Type: Application
    Filed: May 24, 2002
    Publication date: November 27, 2003
    Applicant: Compaq Information Technologies Group, L.P.
    Inventors: Christopher N. Rijken, Mark D. Tupa