Patents by Inventor Jon L. Richter

Jon L. Richter 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).

  • Tongue cleaner
    Patent number: 6171323
    Abstract: A tongue cleaner having an elongate shank portion for holding thereof and a portion extending from one end thereof for supporting a tongue scraping edge. The support portion is skewed relative to the shank portion to slope downwardly for effecting engagement of the edge with a posterior part of the upper surface of the tongue so that the posterior part may be comfortably scraped.
    Type: Grant
    Filed: June 19, 1996
    Date of Patent: January 9, 2001
    Inventors: Dasan Potti, Jon L. Richter, Gordon Neufeld
  • Oral rinse and method of treating halitosis
    Patent number: 5738840
    Abstract: An aqueous composition for the treatment and prevention of malodor of the oral cavity has molecular chlorine dioxide at a concentration of about 1 ppm to about 200 ppm and a pH in the range of about 5.0 to about 7.5. The oral rinse may be used as part of a specific regimen of professional care and/or home use. The oral rinse may be prepared by mixing sodium hypochlorite or other chlorine-releasing agent with sodium chlorite. A convenient kit for preparing the oral rinse treatment contains aqueous sodium chlorite and aqueous sodium hypochlorite in buffered solutions.
    Type: Grant
    Filed: February 14, 1997
    Date of Patent: April 14, 1998
    Assignee: Profresh Properties, Inc.
    Inventor: Jon L. Richter
  • Tongue cleaner
    Patent number: D384153
    Type: Grant
    Filed: December 19, 1995
    Date of Patent: September 23, 1997
    Inventors: Dasan Potti, Jon L. Richter, Gordon R. Neufeld