Patents by Inventor Ron Rolfsen

Ron Rolfsen 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).

  • Ear probe tip
    Publication number: 20020058881
    Abstract: An improved ear probe tip for the end of a probe which can be inserted into an ear canal. The ear probe tip comprises a body portion having an inner surface, an outer surface, a first end and a second end. The body portion inner surface defines a passage that extends the entire length of the body portion. The ear probe tip also has a plurality of flexible annular flanges disposed at spaced intervals on the outer surface of the body portion.
    Type: Application
    Filed: July 9, 2001
    Publication date: May 16, 2002
    Inventors: Gabriel Raviv, Ron Rolfsen, Robert Tarasewicz
  • Ear probe tip
    Patent number: 6258043
    Abstract: An improved ear probe tip for the end of a probe which can be inserted into an ear canal. The ear probe tip comprises a body portion having an inner surface, an outer surface, a first end and a second end. The body portion inner surface defines a passage that extends the entire length of the body portion. The ear probe tip also has a plurality of flexible annular flanges disposed at spaced intervals on the outer surface of the body portion.
    Type: Grant
    Filed: January 5, 1999
    Date of Patent: July 10, 2001
    Inventors: Gabriel Raviv, Ron Rolfsen, Robert Tarasewicz