Patents by Inventor Johannes KÜMMEL

Johannes KÜMMEL 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).

  • COATED CUTTING TOOL
    Publication number: 20220213587
    Abstract: A coated cutting tool includes a substrate having a coating including a layer of aluminium nitride, which has a phase of aluminium nitride (P). The phase of aluminium nitride (P) has an electron diffraction pattern, wherein up to a scattering vector of q=8.16 nm?1 there is at least one additional reflection (R) to any reflection found in the cubic and hexagonal aluminium nitride diffraction patterns.
    Type: Application
    Filed: May 5, 2020
    Publication date: July 7, 2022
    Inventors: Veit SCHIER, Johannes KÜMMEL, Wolfgang ENGELHART