Patents by Inventor Craig R. Carswell

Craig R. Carswell 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).

  • Mist generation, freezing, and delivery system
    Patent number: 7246497
    Abstract: The present invention provides a system that generates particles of mist, freezes the mist particles, and delivers a mixture of a gas and the solid mist particles to an external application.
    Type: Grant
    Filed: June 16, 2005
    Date of Patent: July 24, 2007
    Assignee: Lytron, Inc.
    Inventors: Boris Akselband, Charles C. Carswell, Craig R. Carswell, Richard Goldman, Kathryn Whitenack
  • Protective eyeglass construction with ratchet mechanism for tilt lens
    Patent number: 5812234
    Abstract: An improved eyeglass construction is described having a novel means for varying the inclination of the lens relative to the temples and for adjusting the length of the temples, which involves an enclosed pair of mating ribbed arcuate segments for adjusting the temples relative to the lens.
    Type: Grant
    Filed: October 22, 1996
    Date of Patent: September 22, 1998
    Assignee: Encon Safety Products
    Inventor: Craig R. Carswell