Patents by Inventor Dietmar Hohmann

Dietmar Hohmann 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).

  • Lighting device for a motor vehicle
    Patent number: 12163636
    Abstract: A lighting device for a motor vehicle, wherein the lighting device has a circuit board with a multiplicity of light-emitting diodes arranged thereon, a transparent optical layer, and a reflector element, wherein the reflector element is arranged between the circuit board and the optical layer, wherein the reflector element has multiple segments into which the reflector element is subdivided, wherein a segment is associated with each light-emitting diode so that light emitted by the light-emitting diodes can be reflected by the reflector element and can pass through the optical layer. Two light-emitting diodes are arranged in a segment. In addition, a lighting system and a motor vehicle are provided.
    Type: Grant
    Filed: October 14, 2023
    Date of Patent: December 10, 2024
    Assignee: Hella GmbH & Co. KGaA
    Inventors: Mathias Drueppel, Carsten Hohmann, Marc Kaup, Alfons Michaelis, Martin Muegge, Diana Mundt, Thomas Rettweiler, Jacek Roslak, Christian Schmidt, Dietmar Schroeder, Martin Vollmer
  • Cylinder block of an internal combustion engine
    Patent number: 10550753
    Abstract: A cooling system in an engine is provided. The cooling system includes a cylinder bore including a central axis, a coolant duct including a first section positioned on a first side of the cylinder bore and a second section positioned on a second side of the cylinder bore, a connecting duct extending between the first section and the second section and including a first end opening into the first section and a second end opening into the second section. The connecting duct includes a first subsection and a second subsection extending inwardly toward the central axis and an intersection of the first subsection and the second subsection in a plane perpendicular to the central axis form a non-straight angle.
    Type: Grant
    Filed: April 6, 2018
    Date of Patent: February 4, 2020
    Assignee: Ford Global Technologies, LLC
    Inventors: Bernd Steiner, Klaus-Peter Heinig, Dietmar Hohmann
  • CYLINDER BLOCK OF AN INTERNAL COMBUSTION ENGINE
    Publication number: 20180306095
    Abstract: A cooling system in an engine is provided. The cooling system includes a cylinder bore including a central axis, a coolant duct including a first section positioned on a first side of the cylinder bore and a second section positioned on a second side of the cylinder bore, a connecting duct extending between the first section and the second section and including a first end opening into the first section and a second end opening into the second section. The connecting duct includes a first subsection and a second subsection extending inwardly toward the central axis and an intersection of the first subsection and the second subsection in a plane perpendicular to the central axis form a non-straight angle.
    Type: Application
    Filed: April 6, 2018
    Publication date: October 25, 2018
    Inventors: Bernd Steiner, Klaus-Peter Heinig, Dietmar Hohmann