TREA

David K. Klaffenbach

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  • Vancouver, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Determining encoder strip expansion
    • Patent number 8,388,104
    • Issue date Mar 5, 2013
    • Hewlett-Packard Development Company, L.P.
    • Rick M. Tanaka
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Power supply circuit
    • Patent number 7,756,681
    • Issue date Jul 13, 2010
    • Hewlett-Packard Development Company, L.P.
    • David K. Klaffenbach
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    System and method for determining the power drawn from a switching...
    • Patent number 7,506,180
    • Issue date Mar 17, 2009
    • Hewlett-Packard Development Company, L.P.
    • David K. Klaffenbach
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Encoder
    • Patent number 7,463,168
    • Issue date Dec 9, 2008
    • Hewlett-Packard Development Company, L.P.
    • David A. Rehmann
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Sheet separation using two torque motors
    • Patent number 7,455,286
    • Issue date Nov 25, 2008
    • Hewlett-Packard Development Company, L.P.
    • David K. Klaffenbach
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    DETERMINING ENCODER STRIP EXPANSION
    • Publication number 20090027438
    • Publication date Jan 29, 2009
    • Rick M. Tanaka
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Encoder
    • Publication number 20080024330
    • Publication date Jan 31, 2008
    • Hewlett-Packard Development Company L.P.
    • David A. Rehmann
    • G01 - MEASURING TESTING
  • Information Patent Application

    Sheet separation
    • Publication number 20070007710
    • Publication date Jan 11, 2007
    • Hewlett-Packard Development Company L.P.
    • David K. Klaffenbach
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Power supply circuit
    • Publication number 20060217931
    • Publication date Sep 28, 2006
    • David K. Klaffenbach
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Power supply circuit
    • Publication number 20060202667
    • Publication date Sep 14, 2006
    • David K. Klaffenbach
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...