John E. Pfeifer

Person

  • Redding, CT, US

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Charge Controller for DC-DC Power Conversion

    • Publication number 20080111517
    • Publication date May 15, 2008
    • John E. Pfeifer
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Monitored medication package

    • Publication number 20050241983
    • Publication date Nov 3, 2005
    • William B. Snyder
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Light analyzer apparatus

    • Publication number 20030072000
    • Publication date Apr 17, 2003
    • Microcensus, LLC
    • John Edward Pfeifer
    • G01 - MEASURING TESTING