Patents by Inventor Wilhelmus G. M. Kateman

Wilhelmus G. M. Kateman 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).

  • Mushroom harvesting machine
    Patent number: 4344275
    Abstract: Mushroom harvesting machine provided with rotary knives which are positioned in stepped formation sequentially one below the other and with an upright conveyor belt provided with carriers and wherein the rotary knives are positioned at an angle of inclination .alpha..
    Type: Grant
    Filed: January 8, 1981
    Date of Patent: August 17, 1982
    Inventor: Wilhelmus G. M. Kateman