Patents by Inventor Bertjan Bieleman

Bertjan Bieleman 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).

  • Mower deck with air inlets
    Patent number: 8091332
    Abstract: A mower deck has a pair of adjacent cylindrical cutting chambers with rotary cutting blades. Each cutting chamber has a skirt with an air inlet next to a rear discharge chute centrally positioned between the two cutting chambers. A horizontal shield is over each air inlet.
    Type: Grant
    Filed: September 26, 2007
    Date of Patent: January 10, 2012
    Assignee: John Deere Enschede B.V.
    Inventors: Bert Hulsman, Bertjan Bieleman
  • MOWER DECK WITH AIR INLETS
    Publication number: 20090077941
    Abstract: A mower deck has a pair of adjacent cylindrical cutting chambers with rotary cutting blades. Each cutting chamber has a skirt with an air inlet next to a rear discharge chute centrally positioned between the two cutting chambers. A horizontal shield is over each air inlet.
    Type: Application
    Filed: September 26, 2007
    Publication date: March 26, 2009
    Inventors: Bert Hulsman, Bertjan Bieleman