Willard P. Francis

Person

  • Wallingford, CT, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Hybrid alternator

    • Patent number 5,747,909
    • Issue date May 5, 1998
    • Ecoair Corp.
    • Charles D. Syverson
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER