Patents by Inventor Christopher M. Riske

Christopher M. Riske 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).

  • Toolless assembled fan
    Patent number: 6364617
    Abstract: An air circulating fan wherein the fan components are shipped disassembled. All of the fasteners used to assemble the fan components may be operated without tools, utilizing thumb screws and the like wherein the fan is capable of a “toolless” assembly. A hand operated fan mounting clamp includes a safety device to prevent loosening due to vibration.
    Type: Grant
    Filed: January 31, 2000
    Date of Patent: April 2, 2002
    Assignee: Airmaster Fan Company
    Inventors: Stanley J. Riske, Christopher M. Riske