This inventor holds 2 USPTO granted patents. Top assignee: Smith International, Inc.. Active years: 2011-2014.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2011-2014
Title: Jack Marshall: Innovator in Percussion Drilling Technology
Introduction
Jack Marshall is a notable inventor based in Lost Creek, West Virginia. He has made significant contributions to the field of percussion drilling technology, holding two patents that showcase his innovative approach to drilling assemblies.
Latest Patents
Marshall's latest patents include a percussion drilling assembly featuring a floating feed tube. This assembly is designed for boring into the earth and comprises a top sub, a casing coupled to the top sub, and a feed tube assembly located within both the top sub and the casing. The feed tube assembly incorporates a non-rigid coupling with a throughbore and a tubular body. This tubular body can be translated in the radial position and/or rotated relative to a longitudinal centerline extending through the non-rigid coupling.
Career Highlights
Jack Marshall is currently employed at Smith International, Inc., where he continues to develop and refine his innovative drilling technologies. His work has contributed to advancements in the efficiency and effectiveness of drilling operations.
Collaborations
Some of his notable coworkers include Shantanu N Swadi and Lance D Underwood, who have collaborated with him on various projects within the company.
Conclusion
Jack Marshall's contributions to percussion drilling technology highlight his innovative spirit and dedication to improving drilling methods. His patents reflect a commitment to advancing the industry and enhancing operational capabilities.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile