Patents by Inventor Hendry R. Leishman

Hendry R. Leishman 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).

  • Portable surface air supply system
    Patent number: 7909540
    Abstract: A portable air supply system includes a main frame for nesting paired air SCUBA cylinders therein. Saddle arms are connected for engaging the frame to pontoons of an inflatable boat. A pair of baskets are connected for carrying umbilical lines. A control box controls air flow, monitors diver status, and provides a communication link.
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: March 22, 2011
    Inventor: Hendry R. Leishman
  • Portable Surface Air Supply System
    Publication number: 20090285636
    Abstract: A portable air supply system includes a main frame for nesting paired air SCUBA cylinders therein. Saddle arms are connected for engaging the frame to pontoons of an inflatable boat. A pair of baskets are connected for carrying umbilical lines. A control box controls air flow, monitors diver status, and provides a communication link.
    Type: Application
    Filed: May 15, 2009
    Publication date: November 19, 2009
    Inventor: Hendry R. Leishman