Patents by Inventor Thorsten Derieth

Thorsten Derieth has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of continuously producing bipolar separator plates from plastic filled with electrically conductive particles
    Patent number: 11955670
    Abstract: For continuously producing a band-shaped plate material from plastic filled with electrically conductive particles, which can be sub-divided into bipolar separator plates or blanks for bipolar separator plates, the particles and the plastic are compounded into a compound, the compound is ground into a powder, the powder is spread out into a preform, and the preform is, preferably isobarically, hot-pressed between a lower belt and an upper belt of a double belt press into a plate material.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: April 9, 2024
    Assignee: EISENHUTH GMBH & CO. KG
    Inventors: Thorsten Derieth, Thorsten Hickmann
  • Method of Continuously Producing Bipolar Separator Plates from Plastic Filled with Electrically Conductive Particles
    Publication number: 20220271301
    Abstract: For continuously producing a band-shaped plate material from plastic filled with electrically conductive particles, which can be sub-divided into bipolar separator plates or blanks for bipolar separator plates, the particles and the plastic are compounded into a compound, the compound is ground into a powder, the powder is spread out into a preform, and the preform is, preferably isobarically, hot-pressed between a lower belt and an upper belt of a double belt press into a plate material.
    Type: Application
    Filed: February 23, 2022
    Publication date: August 25, 2022
    Inventors: Thorsten Derieth, Thorsten Hickmann