Patents by Inventor Lendon Paul Hilburn

Lendon Paul Hilburn 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).

  • BLOWOUT PREVENTER
    Publication number: 20190330955
    Abstract: A blowout preventer with a cast lift point. An eyebolt is integrally cast with the housing of the blowout preventer to enable safe lifting and positioning of the blowout preventer. A screen is also placed on the ram mechanism of the blowout preventer to protect personnel and prevent foreign objects from fouling the ram.
    Type: Application
    Filed: April 25, 2019
    Publication date: October 31, 2019
    Inventors: Lendon Paul Hilburn, Michael E. Hayes, Guiming Liu
  • Top plate of a housing
    Patent number: D915556
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: April 6, 2021
    Assignee: KANA ENERGY SERVICES, INC.
    Inventors: Lendon Paul Hilburn, Michael E. Hayes, Guiming Liu