TREA

Dean S. Cowles

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  • Spokane, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Keyswitch with telescoping plunger
    • Patent number 4,454,562
    • Issue date Jun 12, 1984
    • General Instrument Corporation
    • Robert D. Bush
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Linear feel keyswitch with hysteresis
    • Patent number 4,453,198
    • Issue date Jun 5, 1984
    • General Instrument Corporation
    • Robert D. Bush
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Keytop levelling mechanism
    • Patent number 4,433,225
    • Issue date Feb 21, 1984
    • General Instrument Corporation
    • Dean S. Cowles
    • H01 - BASIC ELECTRIC ELEMENTS