Patents by Inventor William R. Mason

William R. Mason 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: 5512311
    Abstract: A non-gelling starch derivative is suitable for use as a lipid mimetic in food. In aqueous dispersions of 1-50%, by weight, the starch derivative does not gel and has a fatty or oily mouthfeel throughout the temperature range from 0.degree. to 100.degree. C. The starch derivative may be prepared from dextrins, various converted starches and substantially non-crosslinked base starches. Preferred materials are hydroxypropyl starch ether derivatives having a d.s. of 0.15 to 0.70.
    Type: Grant
    Filed: November 1, 1994
    Date of Patent: April 30, 1996
    Assignee: National Starch and Chemical Investment Holding Corporation
    Inventors: Teresa A. Capitani, Peter Trzasko, James P. Zallie, William R. Mason
  • Patent number: 5421441
    Abstract: A conveyor roller assembly comprises a roller supported at opposite ends on first and second opposing end supports with first and second axle members. Each of the axle members comprises a stub axle having one end securely fixed to a mounting flange. Each mounting flange is attached to a respective one of the end supports with the stub axles protruding into an adjacent end of the roller for supporting the roller between the end supports. A bearing member is inserted in each end of the roller for engaging the axle members. Preferably, the mounting flange comprises a molded plastic element having a generally flat, elongated configuration with a pair of spaced apertures for passing of mounting screws therethrough.
    Type: Grant
    Filed: February 22, 1994
    Date of Patent: June 6, 1995
    Inventor: William R. Mason