Patents by Inventor Erland Annerfeldt

Erland Annerfeldt 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).

  • A RAIL-GUIDED WAGON
    Publication number: 20220348238
    Abstract: A rail-guided wagon for transporting a carrier carrying a package in a form and seal machine is provided. The wagon comprises: a set of spaced-apart wheels to be distributed on each side of the rail, wherein a first subset of the wheels to be arranged on a first side of the rail is spring-biased towards a second subset of the wheels to be arranged on an opposite side of the rail.
    Type: Application
    Filed: July 2, 2020
    Publication date: November 3, 2022
    Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.
    Inventors: Richard PERSSON, Erland ANNERFELDT, Mats ERIKSSON
  • Hygienic carrier
    Patent number: D822205
    Type: Grant
    Filed: June 21, 2017
    Date of Patent: July 3, 2018
    Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.
    Inventor: Erland Annerfeldt