This inventor holds 2 USPTO granted patents. Top assignees: Earl Products, Inc., Minova International Limited, Nv Bekaert Sa. Active years: 2004-2018.
Company Filing History:
1 out of 2 
1 out of 20 
1 out of 404 
Years Active: 2004-2018
Title: Innovations by Inventor James Earl
Introduction
James Earl is a notable inventor based in Proctorville, Ohio, who has made significant contributions to the field of mining technology. With a total of two patents to his name, Earl has developed innovative solutions aimed at improving safety and efficiency in underground mining operations.
Latest Patents
Earl's latest patents include a "Strand, cable bolt and its installation" and a "Method and apparatus for secondary roof support in an underground mine." The first patent describes a strand for a cable bolt that consists of multiple metallic elongated members twisted together. At least one of these members features a corrosion-resistant coating and surface deformation, enhancing the bonding efficiency and anchorage of the strand. The second patent outlines a method for providing secondary roof support in underground mines, which aims to reduce the risk of localized crumbling or deterioration of mine roofs. This apparatus includes a slightly convex steel plate designed to cradle a roof bolt, supported by the base plate of the primary roof control system. By applying upward pressure on the roof, the apparatus increases the coverage area for each roof bolt, thereby minimizing the potential for drawrock separation and protecting the surrounding strata.
Career Highlights
Throughout his career, James Earl has worked with several companies, including Earl Products, Inc. and NV Bekaert SA. His experience in these organizations has contributed to his expertise in developing innovative mining solutions.
Collaborations
Earl has collaborated with notable individuals in the industry, including Roy Lee Robertson, Jr. and Stijn Defossez. These partnerships have likely played a role in enhancing his innovative capabilities and expanding his impact in the field.
Conclusion
James Earl's contributions to mining technology through his patents demonstrate his commitment to improving safety and efficiency in underground operations. His innovative designs and collaborative efforts continue to influence the industry positively.