Patents by Inventor Ron Murayama

Ron Murayama 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: 5401495
    Abstract: A three component system and method for whitening teeth comprising a pre-conditioning mouth rinse, a bleaching gel, and a polishing and pigmenting paste wherein each component is applied to the teeth independently and in sequential order.
    Type: Grant
    Filed: August 20, 1991
    Date of Patent: March 28, 1995
    Assignee: Natural White, Inc.
    Inventor: Ron Murayama
  • Patent number: 5122365
    Abstract: A three component system and method for whitening teeth that comprises four primary active ingredients. The first component is a pre-conditioning mouth rinse comprised of a dilute aqueous solution of acetic acid and flavor enhancing additives. This component cleanses the pellicle film on the user's teeth. The second component is a bleaching gel including hydrogen peroxide. This gel also includes flavor enhancers, preservatives or surfactants necessary to formulate the gel. The preferred concentration of hydrogen peroxide is about six percent. The third component of the teeth whitening system is a polishing and pigmenting cream or paste that includes an abrasive substance and a pigmenting agent. The abrasive agent is preferably an alumina silicate and the pigmenting agent is preferably titanium dioxide particles. Flavor enhancers, a carrier, thickening agents, surfactants, preservatives and water are also to formulate the cream or paste. Methods of use formulation of the products are included.
    Type: Grant
    Filed: October 10, 1990
    Date of Patent: June 16, 1992
    Assignee: Natural White, Inc.
    Inventor: Ron Murayama