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Dean W. Johnson

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  • Springvale, ME, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air seal system with backside abradable layer
    • Patent number 12,123,307
    • Issue date Oct 22, 2024
    • RTX Corporation
    • Dean Johnson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Air seal system with backside abradable layer
    • Patent number 11,913,340
    • Issue date Feb 27, 2024
    • RTX Corporation
    • Dean Johnson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Boas with twin axial dovetail
    • Patent number 11,286,801
    • Issue date Mar 29, 2022
    • Raytheon Technologies Corporation
    • Dean W. Johnson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    CMC BOAS assembly
    • Patent number 11,085,317
    • Issue date Aug 10, 2021
    • Raytheon Technologies Corporation
    • Dean W. Johnson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    BOAS retention assembly with interlocking ring structures
    • Patent number 11,085,332
    • Issue date Aug 10, 2021
    • Raytheon Technologies Corporation
    • Thomas E. Clark
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    BOAS spring clip
    • Patent number 11,008,894
    • Issue date May 18, 2021
    • Raytheon Technologies Corporation
    • Dean W. Johnson
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    CMC loop boas
    • Patent number 10,934,878
    • Issue date Mar 2, 2021
    • RAYTHEON TECHNOLOGIES CORPORATION
    • Dean W. Johnson
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    CMC laminate pocket BOAS with axial attachment scheme
    • Patent number 10,934,877
    • Issue date Mar 2, 2021
    • Raytheon Technologies Corporation
    • Dean W. Johnson
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    BOAS control structure with center support hook
    • Patent number 10,914,186
    • Issue date Feb 9, 2021
    • Raytheon Technologies Corporation
    • Dean W. Johnson
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR SEAL SYSTEM WITH BACKSIDE ABRADABLE LAYER
    • Publication number 20240159160
    • Publication date May 16, 2024
    • RTX Corporation
    • Dean Johnson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIR SEAL SYSTEM WITH BACKSIDE ABRADABLE LAYER
    • Publication number 20230407757
    • Publication date Dec 21, 2023
    • Raytheon Technologies Corporation
    • Dean Johnson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CMC BOAS ASSEMBLY
    • Publication number 20210079803
    • Publication date Mar 18, 2021
    • United Technologies Corporation
    • Dean W. Johnson
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    BOAS RETENTION ASSEMBLY WITH INTERLOCKING RING STRUCTURES
    • Publication number 20200224555
    • Publication date Jul 16, 2020
    • United Technologies Corporation
    • Thomas E. Clark
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    BOAS CONTROL STRUCTURE WITH CENTER SUPPORT HOOK
    • Publication number 20200182078
    • Publication date Jun 11, 2020
    • United Technologies Corporation
    • Dean W. Johnson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CMC LOOP BOAS
    • Publication number 20200182077
    • Publication date Jun 11, 2020
    • United Technologies Corporation
    • Dean W. Johnson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CMC Laminate Pocket BOAS with Axial Attachment Scheme
    • Publication number 20200131921
    • Publication date Apr 30, 2020
    • United Technologies Corporation
    • Dean W. Johnson
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    BOAS Spring Clip
    • Publication number 20200131939
    • Publication date Apr 30, 2020
    • United Technologies Corporation
    • Dean W. Johnson
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    BOAS WITH TWIN AXIAL DOVETAIL
    • Publication number 20200116039
    • Publication date Apr 16, 2020
    • United Technologies Corporation
    • Dean W. Johnson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES