Patents by Inventor Andreas Hegemann

Andreas Hegemann 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).

  • Apparatus for assisting the mobility of visually impaired people in road traffic
    Patent number: 11610508
    Abstract: The apparatus comprises a wireless communication device which is to be carried by the person and has a GPS receiver, a blind guiding device with an acoustic source, a position memory, a second GPS receiver and a comparator for comparison of the position data of the GPS receivers. The communication device continuously sends attention information and, upon receipt of the attention information, the blind guiding device switches on pedestrian orientation signals, an optical release signal and acoustic release signals and/or changes their volume.
    Type: Grant
    Filed: February 1, 2018
    Date of Patent: March 21, 2023
    Inventor: Andreas Hegemann
  • APPARATUS FOR ASSISTING THE MOBILITY OF VISUALLY IMPAIRED PEOPLE IN ROAD TRAFFIC
    Publication number: 20200294420
    Abstract: The apparatus comprises a wireless communication device which is to be carried by the person and has a GPS receiver, a blind guiding device with an acoustic source, a position memory, a second GPS receiver and a comparator for comparison of the position data of the GPS receivers. The communication device continuously sends attention information and, upon receipt of the attention information, the blind guiding device switches on pedestrian orientation signals, an optical release signal and acoustic release signals and/or changes their volume.
    Type: Application
    Filed: February 1, 2018
    Publication date: September 17, 2020
    Applicant: RTB GmbH & Co. KG
    Inventor: Andreas Hegemann
  • X-ray and gamma-ray shielding glass
    Patent number: 10035725
    Abstract: An X-ray and gamma-ray shielding glass, including the following components in weight-%: 10-35% SiO2; 60-70% PbO; 0-8% B2O3; 0-10% Al2O3; 0-10% Na2O; 0-10% K2O; 0-0.3% As2O3; 0-2% Sb2O3; 0-6% BaO; and 0.05-2% ZrO2.
    Type: Grant
    Filed: February 2, 2017
    Date of Patent: July 31, 2018
    Assignee: Schott AG
    Inventors: Marta Krzyzak, Antoine Carré, Lothar Niessner, Andreas Hegemann
  • X-RAY AND GAMMA-RAY SHIELDING GLASS
    Publication number: 20170217823
    Abstract: An X-ray and gamma-ray shielding glass, including the following components in weight-%: 10-35% SiO2; 60-70% PbO; 0-8% B2O3; 0-10% Al2O3; 0-10% Na2O; 0-10% K2O; 0-0.3% As2O3; 0-2% Sb2O3; 0-6% BaO; and 0.05-2% ZrO2.
    Type: Application
    Filed: February 2, 2017
    Publication date: August 3, 2017
    Applicant: Schott AG
    Inventors: Marta Krzyzak, Antoine Carré, Lothar Niessner, Andreas Hegemann