Patents by Inventor Allan Redrow

Allan Redrow 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).

  • String straightener for tennis racket
    Patent number: 5035429
    Abstract: A device is shown that is adapted to be placed on the strings in the head of a tennis racket adjacent a bowed or displaced string in the woven pattern of strings, which device can be manually manipulated to move the string back to its a correct position in the woven pattern. The string straightener is constructed to automatically adjust itself to be fitted to any conventional woven string pattern in the usual form of tennis rackets.
    Type: Grant
    Filed: July 9, 1990
    Date of Patent: July 30, 1991
    Inventor: Allan Redrow