TREA

John R. Wiegand deceased

Follow

Person

  • late of Valley Stream, NY, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Read head for Wiegand wire
    • Patent number 4,736,122
    • Issue date Apr 5, 1988
    • Echlin Inc.
    • John E. Opie
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Pulse generator with shaped magnetic field
    • Patent number 4,484,090
    • Issue date Nov 20, 1984
    • Echlin Manufacturing Company
    • John R. Wiegand
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Pulse generation by changing magnetic field
    • Patent number 4,309,628
    • Issue date Jan 5, 1982
    • The Echlin Manufacturing Company
    • John R. Wiegand
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Pulse generator using read head with Wiegand wire
    • Patent number 4,263,523
    • Issue date Apr 21, 1981
    • The Echlin Manufacturing Company
    • John R. Wiegand
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Switchable magnetic device
    • Patent number 4,247,601
    • Issue date Jan 27, 1981
    • The Echlin Manufacturing Company
    • John R. Wiegand
    • H01 - BASIC ELECTRIC ELEMENTS