Patents by Inventor Lars Kjaerulff

Lars Kjaerulff 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).

  • Twin screw pump
    Patent number: D896845
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: September 22, 2020
    Assignee: ALFA LAVAL CORPORATE AB
    Inventor: Lars Kjaerulff
  • Twin screw pump
    Patent number: D896846
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: September 22, 2020
    Assignee: ALFA LAVAL CORPORATE AB
    Inventor: Lars Kjaerulff
  • Rotary positive displacement pump
    Patent number: D973722
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: December 27, 2022
    Inventors: Lars Kjaerulff, Simon Cargill
  • Rotary positive-displacement pump
    Patent number: D976962
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: January 31, 2023
    Assignee: Alfa Laval Corporate AB
    Inventors: Lars Kjaerulff, Simon Cargill