Patents by Inventor Manfred Lohrmann

Manfred Lohrmann 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).

  • Modular steel bridge and traffic barrier and methods of fabrication and application therefor
    Patent number: 5145278
    Abstract: A steel traffic barrier module is provided that is preferably formed a plurality of modified I-beams joined by connecting plates wherein the modified I-beams present on at least one side of the module a profile having a plurality of inclined surfaces corresponding substantially to that of a New Jersey barrier profile. A cover plate spans substantially the entire length of the module and establishes at least one of the inclined surfaces. The module may be anchored to a traffic surface including a highway surface or a bridge deck.
    Type: Grant
    Filed: June 27, 1991
    Date of Patent: September 8, 1992
    Inventor: Manfred Lohrmann