Patents by Inventor Charles E. Kasten

Charles E. Kasten 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).

  • Low voltage electrostatic charging
    Patent number: 6758424
    Abstract: An electrostatic method for increasing the transfer efficiency of spray finishing using lower voltages than are normally required and used with electrostatic spraying. The positioning and construction of ground electrodes (16) behind the air cap (18) helps ensure a clean operation.
    Type: Grant
    Filed: March 14, 2003
    Date of Patent: July 6, 2004
    Assignee: Graco Minnesota Inc.
    Inventors: Robert J. Lind, Scott A. Olson, Charles E. Kasten
  • Low voltage electrostatic charging
    Publication number: 20030178513
    Abstract: An electrostatic method for increasing the transfer efficiency of spray finishing using lower voltages than are normally required and used with electrostatic spraying. The positioning and construction of ground electrodes (16) behind the air cap (18) helps ensure a clean operation.
    Type: Application
    Filed: March 14, 2003
    Publication date: September 25, 2003
    Inventors: Robert J Lind, Scott A Olson, Charles E Kasten