Patents by Inventor William H. Friedman

William H. Friedman 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).

  • Horseradish preparation for the treatment of nasal and sinus dysfunction
    Patent number: 5385734
    Abstract: A method of treatment for nasal and sinus dysfunction is disclosed comprising topically applying a horseradish, sinigrin or allyl isothiocyanate preparation to affected mucosa. Preparations for the treatment of nasal and sinus dysfunction are also disclosed, including preparations of horseradish, sinigrin and allyl isothiocyanate.
    Type: Grant
    Filed: May 27, 1993
    Date of Patent: January 31, 1995
    Assignee: Horseradish Spray, Inc.
    Inventor: William H. Friedman
  • Method of treatment for nasal and sinus dysfunction
    Patent number: 5248504
    Abstract: A method of treatment for nasal and sinus dysfunction is disclosed comprising topically applying a horseradish, sinigrin or allyl isothiocyanate preparation to affected mucosa. Preparations for the treatment of nasal and sinus dysfunction are also disclosed, including preparations of horseradish, sinigrin and allyl isothiocyanate.
    Type: Grant
    Filed: March 2, 1992
    Date of Patent: September 28, 1993
    Inventor: William H. Friedman