Patents by Inventor Randall G. Cohen

Randall G. Cohen 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).

  • Apparatus for dispensing dental solutions
    Patent number: 7179085
    Abstract: An apparatus for dispensing a dental solution is disclosed and includes a dispensing nozzle adapted for attachment to a syringe. The dispensing nozzle has a curved applicator tip with a securely mounted brush that extends beyond the applicator tip to aid in placement of the dental solution. A retainer hub is positioned in the dispensing nozzle to prevent the brush from retracting into or being expelled from the dispensing nozzle during use.
    Type: Grant
    Filed: November 16, 2004
    Date of Patent: February 20, 2007
    Assignee: Denteque
    Inventors: Denis P. Dorsey, Randall G. Cohen, Chen-Cheng Kuo