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John OTTO

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  • Spicheren, FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filter device
    • Patent number 12,350,607
    • Issue date Jul 8, 2025
    • RT-FILTERTECHNIK GMBH
    • Gerhard Stehle
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter apparatus
    • Patent number 11,458,421
    • Issue date Oct 4, 2022
    • HYDAC FLUIDCARECENTER GMBH
    • Alexander Wohlers
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    FILTER DEVICE
    • Publication number 20220274036
    • Publication date Sep 1, 2022
    • RT- Filtertechnik GmbH
    • Gerhard STEHLE
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER APPARATUS
    • Publication number 20210283531
    • Publication date Sep 16, 2021
    • HYDAC FLUIDCARECENTER GMBH
    • Alexander WOHLERS
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL