Company Filing History:
Years Active: 1976-1988
Title: Earle W. Stephenson: Innovator in Grader Blade Technology
Introduction
Earle W. Stephenson is a notable inventor based in Latrobe, PA (US), recognized for his contributions to grader blade technology. With a total of 7 patents to his name, he has made significant advancements in the design and functionality of grader blades.
Latest Patents
Among his latest innovations, Earle has developed a "Grader blade with tiered inserts on leading edge." This invention features a steel body with a bottom edge that incorporates a pair of tiered, elongated carbide inserts. These inserts are strategically arranged in a stepped recess, enhancing the blade's performance by providing improved impact wear resistance and downpressure wear resistance. Another significant patent is the "Grader blade with casting/insert assembly on leading edge." This design utilizes a substrate of air-hardened tool steel casting material that assembles a preformed cemented carbide insert in a tiered relationship with a casted layer of carbide grit. This combination allows for better impact absorption and durability.
Career Highlights
Earle W. Stephenson is currently employed at Kennametal Inc., where he continues to innovate and improve grader blade technology. His work has contributed to the company's reputation for high-quality engineering solutions in the field of cutting tools and materials.
Collaborations
Throughout his career, Earle has collaborated with talented individuals such as Robert P. Hallissy and Edmund Isakov. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.
Conclusion
Earle W. Stephenson's contributions to grader blade technology exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of material science and engineering, making him a valuable asset in his field.