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Dietmar Greven

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  • Dormagen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pedelec bottom-bracket drive unit
    • Patent number 11,834,128
    • Issue date Dec 5, 2023
    • SRAM, LLC
    • Dietmar Greven
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Electric pedelec bottom bracket drive
    • Patent number 11,655,002
    • Issue date May 23, 2023
    • SRAM, LLC
    • Berno Johannes Engelbert Misgeld
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Pedelec
    • Patent number 11,180,216
    • Issue date Nov 23, 2021
    • AMPRIO GMBH
    • Dietmar Greven
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Drive device for an electric bicycle powered electromotively and in...
    • Patent number 10,399,636
    • Issue date Sep 3, 2019
    • AMPRIO GMBH
    • Dietmar Greven
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRIC BICYCLE DRIVE UNIT FASTENING ASSEMBLY
    • Publication number 20230415849
    • Publication date Dec 28, 2023
    • SRAM, LLC
    • AXEL HEMSING
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    ELECTRIC BICYCLE DRIVE UNIT FASTENING ASSEMBLY
    • Publication number 20230322327
    • Publication date Oct 12, 2023
    • SRAM, LLC
    • DIETMAR GREVEN
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    ELECTRIC BICYCLE
    • Publication number 20230150608
    • Publication date May 18, 2023
    • Amprio Gmbh
    • BERNO Johannes Engelbert MISGELD
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    PEDELEC BOTTOM-BRACKET DRIVE UNIT
    • Publication number 20220089250
    • Publication date Mar 24, 2022
    • Amprio Gmbh
    • DIETMAR GREVEN
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    ELECTRIC PEDELEC BOTTOM BRACKET DRIVE
    • Publication number 20220048593
    • Publication date Feb 17, 2022
    • Amprio Gmbh
    • BERNO Johannes Engelbert MISGELD
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    PEDELEC
    • Publication number 20200180729
    • Publication date Jun 11, 2020
    • Amprio Gmbh
    • DIETMAR GREVEN
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    DRIVE DEVICE FOR AN ELECTRIC BICYCLE POWERED ELECTROMOTIVELY AND IN...
    • Publication number 20180118304
    • Publication date May 3, 2018
    • Amprio Gmbh
    • Dietmar Greven
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS