Patents by Inventor Guenter Zilligen

Guenter Zilligen 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).

  • Intraoral imaging illumination apparatus
    Patent number: 10271720
    Abstract: The present invention provides an intraoral imaging and illumination apparatus comprising a rear portion and a front portion removably connected to the rear portion. The front portion is formed as a light guide. The rear portion comprises an imaging device and an illumination device. The illumination device is adapted to couple light into the front portion and towards a leading end of the front portion opposite the rear portion so as to illuminate a first object. The imaging device is adapted to image the first object.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: April 30, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: Johannes Fink, Guenter Zilligen, David M. Rudek
  • INTRAORAL IMAGING ILLUMINATION APPARATUS
    Publication number: 20170172403
    Abstract: The present invention provides an intraoral imaging and illumination apparatus (10) comprising a rear portion (12) and a front portion (14) removably connected to the rear portion (12). The front portion (14) is formed as a light guide (29). The rear portion (12) comprises an imaging device (16) and an illumination device (18). The illumination device (18) is adapted to couple light into the front portion (14) and towards a leading end (30) of the front portion (14) opposite the rear portion (12) so as to illuminate a first object (66). The imaging device (16) is adapted to image the first object (66).
    Type: Application
    Filed: March 25, 2015
    Publication date: June 22, 2017
    Inventors: Johannes Fink, Guenter Zilligen, David M. Rudek