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Hilary Anna Johnson

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  • Portland, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Adaptive volutes for centrifugal pumps
    • Patent number 11,708,841
    • Issue date Jul 25, 2023
    • Massachusetts Institute of Technology
    • Hilary A. Johnson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Braille writing device
    • Patent number 11,580,880
    • Issue date Feb 14, 2023
    • Hilary Anna Johnson
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Braille writing device
    • Patent number 11,373,549
    • Issue date Jun 28, 2022
    • Hilary Anna Johnson
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

  • Information Patent Application

    BRAILLE WRITING DEVICE
    • Publication number 20230260425
    • Publication date Aug 17, 2023
    • Hilary Anna Johnson
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    ADAPTIVE VOLUTES FOR CENTRIFUGAL PUMPS
    • Publication number 20210079928
    • Publication date Mar 18, 2021
    • Massachusetts Institute of Technology
    • Hilary A. Johnson
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    BRAILLE WRITING DEVICE
    • Publication number 20200312188
    • Publication date Oct 1, 2020
    • Hilary Anna Johnson
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Braille Writing Device
    • Publication number 20200219415
    • Publication date Jul 9, 2020
    • Hilary Anna Johnson
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS