Patents by Inventor Pieter Blok

Pieter Blok 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).

  • Tool head assembly and associated apparatus
    Patent number: 9883869
    Abstract: A tool head assembly for a hand held tool The assembly includes a body for attaching to the hand held tool; a continuous cutting band having a cutting edge for cutting into a subject; at least one tension member coupled to the body for holding the cutting band under tension; and at least one drive member coupled to the body for rotating the cutting band with respect to the body.
    Type: Grant
    Filed: November 11, 2014
    Date of Patent: February 6, 2018
    Assignee: ACADEMISCH ZIEKENHUIS LEIDEN
    Inventors: Pieter Durk Sander Dijkstra, Pieter Bakkenes, Jesse Pieter Blok
  • TOOL HEAD ASSEMBLY AND ASSOCIATED APPARATUS
    Publication number: 20160270796
    Abstract: A tool head assembly for a hand held tool The assembly includes a body for attaching to the hand held tool; a continuous cutting band having a cutting edge for cutting into a subject; at least one tension member coupled to the body for holding the cutting band under tension; and at least one drive member coupled to the body for rotating the cutting band with respect to the body.
    Type: Application
    Filed: November 11, 2014
    Publication date: September 22, 2016
    Inventors: Pieter Durk Sander Dijkstra, Pieter Bakkenes, Jesse Pieter Blok
  • Contactless winding apparatus
    Patent number: 4169565
    Abstract: The invention relates to a device for the winding of yarn on a tube to a yarn package which device is equipped with a traverse unit. The device imparts to the yarn a traverse motion in axial direction with respect to the tube. The circumference of the yarn package is clear of any element. A pneumatic detector located near the circumference of the yarn package pneumatically detects the distance between the circumference of the yarn package and the traverse unit.
    Type: Grant
    Filed: July 17, 1978
    Date of Patent: October 2, 1979
    Assignee: Akzona Incorporated
    Inventors: Pieter Blok, Cornelis M. Elenbaas, Anthony E. J. Doyer