Patents by Inventor Fredrik A. Johnson

Fredrik A. Johnson 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).

  • Publication number: 20210061704
    Abstract: Embodiments of the present disclosure describe monolithic interleaving materials and related methods. An interleaving material may include an interleaving particle or bead enrobed or impinged with stain-inhibiting organic acids or salts thereof. An interleaving material may include an interleaving particle or bead, wherein the interleaving particle or bead comprises an cation exchange resin, wherein the cation exchange resin is configured to sequester cations leached from glass. An interleaving material may include a functionalized porous media comprising functional groups that scavenge or react with ions leached from glass. A method of applying interleaving materials may include disposing a plurality of interleaving materials onto a surface of a glass article.
    Type: Application
    Filed: August 26, 2020
    Publication date: March 4, 2021
    Inventor: Fredrik Johnson
  • Publication number: 20190002760
    Abstract: A method and an apparatus for forming beads or powders includes using quantum dots as a granulating material (nucleation donor) in a suspension polymerization process. The resulting beads or powders can be formed into shapes.
    Type: Application
    Filed: June 28, 2018
    Publication date: January 3, 2019
    Inventors: Sharon Johnson, Fredrik Johnson
  • Patent number: 4784205
    Abstract: A kit for assembling a portable display system. The kit includes a plurality of H-shaped members which can be assembled one on top of the other, a flexible panel attachable to the assembled H-members and a tensioning device for tensioning the flexible panel.
    Type: Grant
    Filed: November 13, 1986
    Date of Patent: November 15, 1988
    Inventors: David B. Johnson, Fredrik A. Johnson, Robert R. Zuehlsdorff