Patents by Inventor Jan Gron

Jan Gron 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).

  • Flexible grinding product with flattened surface and method for manufacturing the same
    Patent number: 10549403
    Abstract: A method of manufacturing a flexible grinding product comprises the steps: a) preparing an open cloth of knitted or woven fabric; b) applying a coating to one surface of the cloth, wherein the coated surface of the cloth has one or more flat portions; c) applying a grinding agent to the coated surface of the cloth. Further, a flexible grinding product has an open cloth, wherein a surface of the cloth is provided with a coating such that the coated surface has one or more flat areas which are at least partially provided with a grinding agent.
    Type: Grant
    Filed: September 5, 2012
    Date of Patent: February 4, 2020
    Assignee: KWH Mirka AB
    Inventors: Goran Hoglund, Hans Hede, Nicolas Schumacher, Mats Sundell, Jan Gron
  • Abrasive material
    Patent number: D807045
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: January 9, 2018
    Assignee: MIRKA OY
    Inventors: Nicolas Schumacher, Jan Gron, Niina Kyynarainen, Hans Hede, Mats Sundell
  • Abrasive material
    Patent number: D840162
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: February 12, 2019
    Assignee: MIRKA OY
    Inventors: Nicolas Schumacher, Jan Gron, Niina Kyynarainen, Hans Hede, Mats Sundell