Patents by Inventor Oskar SJÖSTEDT

Oskar SJÖSTEDT 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).

  • Tape-like dry fibrous reinforcement
    Patent number: 11400689
    Abstract: A tape-like dry fibrous reinforcement, the ‘Gapped UD reinforcement tape’, providing channels or flow-paths created by inclusion of a layer of separated fiber tows held by at least one adhesive layer. Hereby, quicker wetting of fibers with matrix is obtained, whereby improved composite materials can be economically produced. A method and apparatus for producing the Gapped UD tapes are also disclosed.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: August 2, 2022
    Assignee: TAPE WEAVING SWEDEN AB
    Inventors: Mats Johanson, Oskar Sjöstedt, Fredrik Ohlsson
  • TAPE-LIKE DRY FIBROUS REINFORCEMENT
    Publication number: 20170320293
    Abstract: A tape-like dry fibrous reinforcement, the ‘Gapped UD reinforcement tape’, providing channels or flow-paths created by inclusion of a layer of separated fiber tows held by at least one adhesive layer. Hereby, quicker wetting of fibers with matrix is obtained, whereby improved composite materials can be economically produced. A method and apparatus for producing the Gapped UD tapes are also disclosed.
    Type: Application
    Filed: November 17, 2015
    Publication date: November 9, 2017
    Applicant: TAPE WEAVING SWEDEN AB
    Inventors: Mats JOHANSON, Oskar SJÖSTEDT, Fredrik OHLSSON