Patents by Inventor Ronald Harry Nelson

Ronald Harry Nelson 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).

  • Carbon fiber prosthetic foot
    Patent number: 11141293
    Abstract: A hollow tubulous composite structure and method for prosthetic limbs is described.
    Type: Grant
    Filed: October 2, 2018
    Date of Patent: October 12, 2021
    Inventor: Ronald Harry Nelson
  • CARBON FIBER PROSTHETIC FOOT
    Publication number: 20190142610
    Abstract: A hollow tubulous composite structure and method for prosthetic limbs is described.
    Type: Application
    Filed: October 2, 2018
    Publication date: May 16, 2019
    Inventor: Ronald Harry Nelson
  • Carbon fiber prosthetic foot with hollow cross sections
    Patent number: 10085858
    Abstract: A hollow tubulous composite structure and method for prosthetic limbs is described.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: October 2, 2018
    Inventor: Ronald Harry Nelson
  • CARBON FIBER PROSTHETIC FOOT WITH HOLLOW CROSS SECTIONS
    Publication number: 20170296362
    Abstract: A hollow tubulous composite structure and method for prosthetic limbs is described.
    Type: Application
    Filed: January 6, 2017
    Publication date: October 19, 2017
    Inventor: Ronald Harry Nelson
  • CARBON FIBER PROSTHETIC FOOT WITH HOLLOW CROSS SECTIONS
    Publication number: 20160242937
    Abstract: A hollow tubulous composite structure and method for prosthetic limbs is described.
    Type: Application
    Filed: April 6, 2015
    Publication date: August 25, 2016
    Inventor: Ronald Harry Nelson
  • CARBON FIBER PROSTHETIC FOOT WITH HOLLOW CROSS SECTIONS
    Publication number: 20140148917
    Abstract: A hollow tubulous composite structure and method for prosthetic limbs is described.
    Type: Application
    Filed: November 27, 2012
    Publication date: May 29, 2014
    Inventor: Ronald Harry NELSON
  • CARBON FIBER PROSTHETIC FOOT WITH HOLLOW CROSS SECTIONS
    Publication number: 20100332002
    Abstract: A hollow tubulous composite structure and method for prosthetic limbs is described.
    Type: Application
    Filed: September 11, 2009
    Publication date: December 30, 2010
    Inventor: Ronald Harry Nelson
  • Composite Prosthetic Foot
    Publication number: 20080228288
    Abstract: A prosthetic foot is provided with an ankle plate for attachment to a lower leg prosthesis and supporting a composite frame having a hollow composite biasing structure, preferably in the form of a generally helical spring curved about a vertical axis.
    Type: Application
    Filed: March 11, 2008
    Publication date: September 18, 2008
    Inventors: Ronald Harry Nelson, Brian T. Coop, Gerald Stark, Daniel Buck