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Callum HARPER

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  • Derby, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stub shaft
    • Patent number 9,938,830
    • Issue date Apr 10, 2018
    • Rolls-Royce PLC
    • Callum Harper
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

  • Information Patent Application

    STUB SHAFT
    • Publication number 20180258769
    • Publication date Sep 13, 2018
    • Rolls-Royce plc
    • Callum HARPER
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    STUB SHAFT
    • Publication number 20150322792
    • Publication date Nov 12, 2015
    • Rolls-Royce plc
    • Callum HARPER
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...