Patents by Inventor Adam C. Matthews

Adam C. Matthews 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).

  • Survey apparatus
    Patent number: 5402226
    Abstract: The apparatus of the invention is arranged to include facing table members, each having first and second pivotally mounted table plates relative to each table member to accommodate orientation of the tables with leveling and compass structure mounted to each table to enhance alignment. A sighting structure is arranged to include a light emitting housing to provide for alignment between the tables, as well as a range finder structure arranged to indicate spacing between the tables.
    Type: Grant
    Filed: May 17, 1993
    Date of Patent: March 28, 1995
    Inventors: Jeffrey M. Matthews, Adam C. Matthews, Gary L. Benjamin