Patents by Inventor Erik Martin DE GRAAF

Erik Martin DE GRAAF 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).

  • Net and a method of making the same
    Patent number: 10253438
    Abstract: A net includes at least two ropes (2, 4), at least one mesh, wherein at least one corner of a mesh is formed by a knot (15) formed by two of the ropes (2, 4). The knot includes a first and a second opening (6, 8) in the first rope (2) through which the second rope (4) passes, and a first opening (10) in the second rope (4) through which the first rope (2) passes. A part of the first rope (2) is being positioned in the first opening (10) in the second rope (4) being in between the first and second opening (6, 8) of the first rope (2).
    Type: Grant
    Filed: August 15, 2014
    Date of Patent: April 9, 2019
    Assignee: Maritiem Consultants B.V.
    Inventors: Erik Martin De Graaf, Maarten Cornelis De Graaf
  • NET AND A METHOD OF MAKING THE SAME
    Publication number: 20160201238
    Abstract: A net includes at least two ropes (2, 4), at least one mesh, wherein at least one corner of a mesh is formed by a knot (15) formed by two of the ropes (2, 4). The knot includes a first and a second opening (6, 8) in the first rope (2) through which the second rope (4) passes, and a first opening (10) in the second rope (4) through which the first rope (2) passes. A part of the first rope (2) is being positioned in the first opening (10) in the second rope (4) being in between the first and second opening (6, 8) of the first rope (2).
    Type: Application
    Filed: August 15, 2014
    Publication date: July 14, 2016
    Inventors: Erik Martin DE GRAAF, Maarten Cornelis DE GRAAF