TREA

Yih-Jen D. Chen

Follow

Person

  • Chandler, AZ, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus and method for precision grinding face gear
    • Patent number 6,146,253
    • Issue date Nov 14, 2000
    • McDonnell Douglas Helicopter Company
    • Faydor L. Litvin
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Shaft deflection controller
    • Patent number 5,862,706
    • Issue date Jan 26, 1999
    • McDonnell Douglas Helicopter Company
    • Yih-Jen D. Chen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Concentric face gear transmission assembly
    • Patent number 5,802,918
    • Issue date Sep 8, 1998
    • McDonnell Douglas Helicopter Co.
    • Yih-Jen D. Chen
    • B64 - AIRCRAFT AVIATION COSMONAUTICS