Patents by Inventor Harold E. Robertson

Harold E. Robertson 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: 6752792
    Abstract: A vaginal cleaning apparatus for increasing vaginal hygiene includes a housing having a top wall, a bottom wall and a peripheral wall. A container in the housing. An applicator has an upper wall, a lower wall and a perimeter wall. A first hole extends through the upper wall. A plurality of second holes is positioned around the first hole. A supply line has a first end fluidly coupled to the container and a second end is in fluid communication with the second holes. A drainage line has a first end and a second end. The first end of the drainage line is in fluid communication with the first hole in the upper wall. A supply pump is fluidly coupled to supply line. A drainage pump is fluidly coupled to the drainage line. Liquid pumped through the second holes may be drained through the first hole.
    Type: Grant
    Filed: August 24, 2001
    Date of Patent: June 22, 2004
    Inventor: Harold E. Robertson
  • Patent number: 6389959
    Abstract: A multipurpose grill for grilling food items anywhere standard electricity is available. The multipurpose grill includes a lower housing member that has plurality of grilling sections, each thermostatically controlled, and a plurality of upper housing members for grilling the top sides of the food being cooked. The upper and lower housing members are pivotally connected.
    Type: Grant
    Filed: July 27, 2001
    Date of Patent: May 21, 2002
    Inventor: Harold E. Robertson