Patents by Inventor Markus Reber

Markus Reber 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).

  • Patent number: 4689534
    Abstract: The electrically driven hand tool such as hand-operated drilling, milling or sawing machine includes a universal driving electromotor controlled via electric circuits by means of a plurality of switches, the control elements of which are in the form of pushbuttons arranged in a matrix or rectangular array on the top surface of the tool housing. The pushbuttons are illuminated when actuated and include a digital keyboard connected to a microprocessor to enter digital data corresponding to the desired value of speed or torque, and the microprocessor adjusts, via a power circuit, the electromotor to the entered data.
    Type: Grant
    Filed: October 7, 1983
    Date of Patent: August 25, 1987
    Assignee: Scintilla AG
    Inventors: Hans Gerber, Markus Reber