Patents by Inventor Emory E. Coll

Emory E. Coll 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: 4186608
    Abstract: An apparatus and method are provided for verification of declared contents in mixed solids, blended textiles, certain pure solids, and other solid substances. The apparatus is assembled from laboratory items and utilizes liquids and instruments. The method requires the measurement of changes in chain length in a chain suspended from the bottom of a float, and appliable values substituted in an equation which utilize densimetric principles to achieve a comparative presentation of values for verification.
    Type: Grant
    Filed: July 17, 1978
    Date of Patent: February 5, 1980
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: David J. Stanonis, Walter D. King, Emory E. Coll