Patents by Inventor Christoper Robert Lawrence

Christoper Robert Lawrence 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).

  • Surface for promoting droplet formation
    Patent number: 7507277
    Abstract: A surface (30) suitable for promoting the formation of droplets of liquid (35) is provided comprising alternating regions of liquid repelling (32) and liquid attracting (33) material in at least one direction across the surface wherein the diameter of the droplets is controlled by the size of the smallest dimension of the liquid attracting material. The surface (30) may be textured and/or form a pattern. Also disclosed are a method and a system of collecting a liquid (35) carried by or condensed out of a vapor comprising passing a vapor across such a surface (30) and a method of purifying a liquid by passing a vapor containing droplets of a liquid over such a surface.
    Type: Grant
    Filed: May 29, 2008
    Date of Patent: March 24, 2009
    Assignee: QinetiQ Limited
    Inventors: Christoper Robert Lawrence, Andrew Richard Parker