Patents by Inventor Chad Hendricks

Chad Hendricks 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).

  • Vibrating concrete hand trowel
    Patent number: 7465121
    Abstract: A hand trowel for vibrating concrete in order to smooth the concrete. The trowel has a blade, a handle mounted on the blade, and electrical components including a motor inside the handle. When the switch is turned on, the motor causes the handle to vibrate, which in turn transmits vibrations to the blade and to the concrete surfaces that come in contact with the blade.
    Type: Grant
    Filed: July 10, 2007
    Date of Patent: December 16, 2008
    Inventors: Chad Hendricks, Christopher Pawlowski