Patents by Inventor Petrus Gerardus Maria Wolberink

Petrus Gerardus Maria Wolberink 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).

  • Crop lighting
    Patent number: 8350490
    Abstract: A method and lighting installation for use in horticulture for lighting crops in a greenhouse, with a number of lamps (2a . . . 2n) provided above the crops to be lighted, and a number of dimmer devices (4a . . . 4n) for the lamps, wherein the dimmer devices (4a . . . 4n) are provided with control means for periodically, automatically, varying the light intensity of the light sources cooperating with the dimmer devices according to a predetermined pattern.
    Type: Grant
    Filed: November 24, 2006
    Date of Patent: January 8, 2013
    Assignee: N.V. Nederlandsche Apparatenfabriek “Nedap”
    Inventors: Randolph Antonio Marcus Browne, Petrus Gerardus Maria Wolberink, Antonius Marinus Telgenhof Oude Koehorst
  • Crop Lighting
    Publication number: 20100031562
    Abstract: A method and lighting installation for use in horticulture for lighting crops in a greenhouse, with a number of lamps (2a . . . 2n) provided above the crops to be lighted, and a number of dimmer devices (4a . . . 4n) for the lamps, wherein the dimmer devices (4a . . . 4n) are provided with control means for periodically, automatically, varying the light intensity of the light sources cooperating with the dimmer devices according to a predetermined pattern.
    Type: Application
    Filed: November 24, 2006
    Publication date: February 11, 2010
    Inventors: Randolph Antonio Marcus Browne, Petrus Gerardus Maria Wolberink, Antonius Marinus Telgenhof Oude Koehorst