Patents by Inventor Cornelis van der Sel

Cornelis van der Sel 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).

  • Optical wand for reading OCR characters and bar code marks
    Patent number: 4538072
    Abstract: Optical wand for automatic character recognition including a scanner unit designed to be a manually movable along a line of print of a data carrier in order to recognize optical characters and incorporating a light source for illuminating a scanning window and a sensing device. A second scanner unit includes a second sensing device and is designed for recognizing bar code marks. A gun shaped housing forms a common case for both scanner units.
    Type: Grant
    Filed: April 19, 1983
    Date of Patent: August 27, 1985
    Assignee: Siemens Aktiengesellschaft
    Inventors: Josef Immler, Cornelis van der Sel