Patents by Inventor Dietmar Grotmann

Dietmar Grotmann 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).

  • Double T-shaped steel sheet piling profile
    Patent number: 7500808
    Abstract: The invention relates to a double T-shaped steel piling wall profile (1), which is produced by hot rolling and which has two flange sections (3) that are centrally joined via a connecting member (8). The flange sections have connecting end sections (4), which are adjoined thereto and which have a club-shaped design.
    Type: Grant
    Filed: April 20, 2004
    Date of Patent: March 10, 2009
    Assignee: Peiner Träger GmbH
    Inventors: Wolfgang Dettmer, Dietmar Grotmann, Arved Haasler
  • Double t-shaped steel bulkhead profile
    Publication number: 20060228574
    Abstract: The invention relates to a double T-shaped steel piling wall profile (1), which is produced by hot rolling and which has two flange sections (3) that are centrally joined via a connecting member (8). The flange sections have connecting end sections (4), which are adjoined thereto and which have a club-shaped design.
    Type: Application
    Filed: April 20, 2004
    Publication date: October 12, 2006
    Inventors: Wolfgang Dettmer, Dietmar Grotmann, Arved Haasler