David L. Howard

Person

  • Lakewood, CO, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid piston heat engine

    • Patent number 5,195,321
    • Issue date Mar 23, 1993
    • Clovis Thermal Corporation
    • David L. Howard
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS