Patents by Inventor Andrea Mazzalai

Andrea Mazzalai 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).

  • PIEZOELECTRIC COATING AND DEPOSITION PROCESS
    Publication number: 20220263009
    Abstract: A substrate having a surface coated with a piezoelectric coating I, the coating including A-xMexN, wherein A is at least one of B, Al, Ga, In, Tl, and Me is at least one metallic element Me from the transition metal groups 3b, 4b, 5b 6b the lanthanides, and Mg the coating I having a thickness d, and further including a transition layer wherein the ratio of atomic percentage of Me to atomic percentage of Al steadily rises along a thickness extent ?3 of said coating for which there is valid: ?3?d.
    Type: Application
    Filed: July 15, 2020
    Publication date: August 18, 2022
    Inventors: Andrea Mazzalai, Volker Röbisch, Bernd Heinz