Patents by Inventor Charles Birkner

Charles Birkner 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).

  • Electronic requirement management system with checklists on a handheld computer
    Publication number: 20070005412
    Abstract: A construction management system includes a handheld computer adapted to collect construction data from the field and to automatically provide a checklist; a planning system to track budgetary information; a design system to perform site engineering assessment; and a construction system to track material consumption and progress for each project, the construction system adapted to receive data collected from the handheld computer.
    Type: Application
    Filed: July 2, 2005
    Publication date: January 4, 2007
    Inventors: David Martinez, Charles Birkner, Elias ElDahdah
  • Integrated construction project management system with handheld computer and checklist
    Publication number: 20060015475
    Abstract: A construction management system includes a handheld computer adapted to collect construction data including an Inspection Checklist from the field; a planning system to track budgetary information; a design system to perform site engineering assessment; and a construction system to track material consumption and progress for each project, the construction system adapted to receive data collected from the handheld computer.
    Type: Application
    Filed: July 2, 2005
    Publication date: January 19, 2006
    Inventors: Charles Birkner, Elias ElDahdah, David Martinez