Patents by Inventor Henrik Herlau

Henrik Herlau 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).

  • Method and means for releasable securing of strings
    Patent number: 4290173
    Abstract: A fastener for shoe strings, in the form of two parallel disks, with a wedge-shaped formation formed by the adjacent disk surfaces, and a hole in one of the disks through which strings can be fed to engage the wedge-shaped formation.
    Type: Grant
    Filed: September 13, 1978
    Date of Patent: September 22, 1981
    Inventor: Henrik Herlau