Patents by Inventor Alexander Wilkinson

Alexander Wilkinson 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).

  • IMPROVEMENTS IN OR RELATING TO CENTRALISERS
    Publication number: 20170260816
    Abstract: A centraliser comprises longitudinally spaced collars connected by a plurality of springs, each of the springs comprising two or more bow sections.
    Type: Application
    Filed: August 27, 2015
    Publication date: September 14, 2017
    Inventors: James Edward Martin, Mark Mattison, Evangelos Samiotis, Alexander Wilkinson