Patents by Inventor Willi Eichholz

Willi Eichholz 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).

  • Input apparatus for design work on an image-bearing screen
    Patent number: 4763116
    Abstract: An input device for design work on image-bearing screens with which, by analogue-type hand movements which are identical in direction and magnitude with the requirements sought, graphics can be generated as in a conventional manner with a drafting head, and straight-edge and dividers.
    Type: Grant
    Filed: July 25, 1985
    Date of Patent: August 9, 1988
    Inventor: Willi Eichholz