Patents by Inventor Rolf STINSHOFF

Rolf STINSHOFF 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).

  • Rare earth metal-free hard magnets
    Patent number: 11538610
    Abstract: The invention relates to hard magnets that include an intermetallic compound having the general composition XaX?bYcZd where X and X? independently from one another are representative of a 3d transition metal with unpaired electrons; Y is a 4d or 5d transition metal of groups 5, 8, 9, or 10 Z is a main group element of groups 13, 14 or 15; a and d independently from one another represent a number between 0.1 and 2.0; and b and c independently from one another represent a number between 0.0 and 2.0; such that a+b+c+d is between 3.0 and 4.0.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: December 27, 2022
    Assignee: MAX PLANCK GESELLSCHAFT ZUR FÖRDERUNG DER WISSENSCHAFTEN EV
    Inventors: Rolf Stinshoff, Roshnee Sahoo, Claudia Felser
  • RARE EARTH METAL-FREE HARD MAGNETS
    Publication number: 20210257137
    Abstract: The invention relates to hard magnets that include an intermetallic compound having the general composition XaX?bYcZd where X and X? independently from one another are representative of a 3d transition metal with unpaired electrons; Y is a 4d or 5d transition metal of groups 5, 8, 9, or 10 Z is a main group element of groups 13, 14 or 15; a and d independently from one another represent a number between 0.1 and 2.0; and b and c independently from one another represent a number between 0.0 and 2.0; such that a+b+c+d is between 3.0 and 4.0.
    Type: Application
    Filed: May 8, 2019
    Publication date: August 19, 2021
    Applicant: MAX PLANCK GESELLSCHAFT ZUR FÖRDERUNG DER WISSENSCHAFTEN EV
    Inventors: Rolf STINSHOFF, Roshnee SAHOO, Claudia FELSER