Patents by Inventor John C. Christensen

John C. Christensen 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).

  • Patent number: 6901442
    Abstract: Dynamic filtering methods, systems and computer program products are provided for network performance test results which may apply network troubleshooting expertise and knowledge of network topology to select and display test results in a manner which may facilitate analysis of those results by IT staffs. In a further aspect of the present invention, a severity index is provided which may be generated based on exception events from a plurality of network performance measurements, for example, response time, throughput and availability, which measurements are generated from test results obtained from agents located on various devices on a computer network. The test results may be obtained from either passive application monitor agents or active network test agents.
    Type: Grant
    Filed: January 7, 2000
    Date of Patent: May 31, 2005
    Assignee: NetIQ Corporation
    Inventors: Peter James Schwaller, Joan Marie Bellinghausen, Dana Scott Borger, John C. Christensen, Steven Thomas Joyce, Roger Allen Lingle, David V. H. Quan, Scott Alan Southard
  • Patent number: 5776534
    Abstract: An apparatus (10) for forming a single extrudable food stream such as a cooked cereal dough into a plurality of differently colored and/or flavored dough streams is disclosed including an extruder having screw augers in a main passageway for advancing a plastic food mass, a device for dividing the plastic food mass into a plurality of substreams such as a branching passageway section in fluid communication with a plurality of sub-divided dough passageways, and a die head having a plurality of die ports for each subpassageway. Each subpassageway has a separate conduit for supplying an additive and has disposed therein a multiplicity of in-line static mixer elements to admix the additive into the substreams of the plastic food mass before passage through the die ports.
    Type: Grant
    Filed: April 3, 1996
    Date of Patent: July 7, 1998
    Assignee: General Mills, Inc.
    Inventors: John C. Christensen, Thomas G. Cremers, James L. Stinson, Philip K. Zietlow
  • Patent number: D357565
    Type: Grant
    Filed: April 25, 1994
    Date of Patent: April 25, 1995
    Assignee: General Mills, Inc.
    Inventor: John C. Christensen