Patents by Inventor Douglas L. Lorah

Douglas L. Lorah 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).

  • Insulative concrete building panel with carbon fiber and steel reinforcement
    Patent number: 6898908
    Abstract: An insulative, lightweight concrete building panel is provided with one or more fiber or steel reinforcements which are manufactured in a controlled environment and can be easily transported and erected at a building site.
    Type: Grant
    Filed: April 24, 2003
    Date of Patent: May 31, 2005
    Assignee: Oldcastle Precast, Inc.
    Inventors: Harold G. Messenger, Thomas G. Harmon, Kenneth Baur, Gary C. Graziano, Douglas L. Lorah
  • Insulative concrete building panel with carbon fiber and steel reinforcement
    Publication number: 20040065034
    Abstract: An insulative, lightweight concrete building panel is provided with one or more fiber or steel reinforcements which are manufactured in a controlled environment and can be easily transported and erected at a building site.
    Type: Application
    Filed: April 24, 2003
    Publication date: April 8, 2004
    Inventors: Harold G. Messenger, Thomas G. Harmon, Kenneth Baur, Gary C. Graziano, Douglas L. Lorah