TREA

Arthur R. Frelund

Follow

Person

  • Okemos, MI, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Engine control algorithm-cold start A/F modifier
    • Patent number 6,598,589
    • Issue date Jul 29, 2003
    • General Motors Corporation
    • Arthur R. Frelund
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel injection nozzle with grooved poppet valve
    • Patent number 4,408,722
    • Issue date Oct 11, 1983
    • General Motors Corporation
    • Arthur R. Frelund
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Diesel engine precombustion chambers
    • Patent number 4,270,499
    • Issue date Jun 2, 1981
    • General Motors Corporation
    • Arthur R. Frelund
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents