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David A. Rich

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  • Whitehall, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    MEMS disk drive and method of manufacture therefor
    • Patent number 6,832,383
    • Issue date Dec 14, 2004
    • Agere Systems Inc.
    • Michael Holmberg
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Precision current source
    • Patent number 5,847,556
    • Issue date Dec 8, 1998
    • Lucent Technologies Inc.
    • Makeshwar Kothandaraman
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Liquid crystal display driver
    • Patent number 5,675,352
    • Issue date Oct 7, 1997
    • Lucent Technologies Inc.
    • David Arthur Rich
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents