Patents by Inventor Richard B. Saathoff

Richard B. Saathoff 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).

  • Collector and separator apparatus for lawn and garden
    Patent number: 6658833
    Abstract: An apparatus for collection and reduction of yard debris combining a frontally facing rotor-assisted vacuum pick up with a chipper-shredder-blower unit to induce airflow for entraining debris collected at the vacuum pick up; reduce the entrained debris to a more manageable volume; and impel the reduced debris to a free-flow-separator device for removing the debris from the air in which it is entrained.
    Type: Grant
    Filed: November 9, 2001
    Date of Patent: December 9, 2003
    Assignee: BestRake, LLC
    Inventors: Charles E. Dunning, Richard B. Saathoff
  • Collector and separator apparatus for lawn and garden
    Publication number: 20020113152
    Abstract: An apparatus for collection and reduction of yard debris comprising a combination of a frontally facing rotor-assisted vacuum pick up, a chipper-shredder-blower unit which (i) induces an airflow for entraining the debris collected at said pick up; (ii) reduces the debris entrained in the airflow to a more manageable volume; and (iii) impels the reduced debris to a free-flow-separator device for removing the debris from the air in which it is entrained.
    Type: Application
    Filed: November 9, 2001
    Publication date: August 22, 2002
    Inventors: Charles E. Dunning, Richard B. Saathoff