Patents by Inventor Anthony Van Allen

Anthony Van Allen 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).

  • Precision air planter for plot planting
    Patent number: 6626120
    Abstract: A precision air planter for plot planting includes a metering unit with separate seed systems which may be selectively activated to allow alternately planting various seed types from one plot to the next. A rotary encoder provides location information which is used by a microprocessor to calibrate the system, control seed planting and spacing, control plot length and spacing and record data related to the planted plots.
    Type: Grant
    Filed: December 6, 2001
    Date of Patent: September 30, 2003
    Inventors: Jim Bogner, Ross Larson, Anthony Van Allen
  • Precision air planter for plot planting
    Publication number: 20020170476
    Abstract: A precision air planter for plot planting includes a metering unit with separate seed systems which may be selectively activated to allow alternately planting various seed types from one plot to the next. A rotary encoder provides location information which is used by a microprocessor to calibrate the system, control seed planting and spacing, control plot length and spacing and record data related to the planted plots.
    Type: Application
    Filed: December 6, 2001
    Publication date: November 21, 2002
    Inventors: Jim Bogner, Ross Larson, Anthony Van Allen