Patents by Inventor Sidney W. Williamson

Sidney W. Williamson 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).

  • Patent number: 7235746
    Abstract: A modular apparatus for an electronic weighing scale is disclosed having a battery housing, a printed circuit board and a display fastened together and to a base of the scale. The printed circuit board may be adapted to accommodate a number of displays for various scale models. Additionally, a method for assembling an electronic weighing scale is disclosed.
    Type: Grant
    Filed: March 9, 2005
    Date of Patent: June 26, 2007
    Assignee: Metro Corporation
    Inventor: Sidney W. Williamson
  • Patent number: 7214892
    Abstract: The present invention discloses a weighing scale having a lever assembly which includes a pair of levers. Each lever has first and second pivotal ends and an intermediate region for engaging a weight sensing mechanism. A platform is provided upon the lever assembly. Upon application of an object to the platform, a load is transmitted through the lever assembly to the weight sensing mechanism. The platform may include a top portion and a bottom portion for enclosing the lever assembly. The top and bottom portions of the platform may be secured together. A bearing insert for reducing friction in the lever assembly is provided.
    Type: Grant
    Filed: March 15, 2005
    Date of Patent: May 8, 2007
    Assignee: Metro Corporation
    Inventor: Sidney W. Williamson