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Jeffrey M. WITTMAN

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  • Wells, ME, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Compact brush seal
    • Patent number 11,486,497
    • Issue date Nov 1, 2022
    • Raytheon Technologies Corporation
    • Timothy M. Davis
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Single crystal grain structure seals and method of forming
    • Patent number 10,830,357
    • Issue date Nov 10, 2020
    • Raytheon Technologies Corporation
    • Michael G. McCaffrey
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Multi-ply seal ring
    • Patent number 10,487,943
    • Issue date Nov 26, 2019
    • United Technologies Corporation
    • Timothy M. Davis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    COMPACT BRUSH SEAL
    • Publication number 20190024801
    • Publication date Jan 24, 2019
    • United Technologies Corporation
    • Timothy M. Davis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MULTI-PLY SEAL RING
    • Publication number 20180017168
    • Publication date Jan 18, 2018
    • United Technologies Corporation
    • Timothy M. Davis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SINGLE CRYSTAL GRAIN STRUCTURE SEALS AND METHOD OF FORMING
    • Publication number 20160312894
    • Publication date Oct 27, 2016
    • United Technologies Corporation
    • Michael G. McCAFFREY
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...