This inventor holds 5 USPTO granted patents and 1 published patent application. Top assignee: Bridgestone Americas Tire Operations, LLC. Active years: 2011-2026.
Company Filing History:
4 out of 647 
Years Active: 2011-2026
Title: The Innovations of Charles D. Berry
Introduction
Charles D. Berry is an accomplished inventor based in Akron, OH (US). He has made significant contributions to the field of tire technology, holding a total of 5 patents. His work focuses on enhancing the performance and safety of tires through innovative testing methods.
Latest Patents
One of Charles D. Berry's latest patents is an apparatus and method for measuring local tire stiffness. This tire testing apparatus is designed to measure the local stiffness of a tire effectively. The apparatus includes a force-producing mechanism, a force measuring device, a force transmitting member, and a measuring device. The force transmitting member applies a force to a tire surface, while the measuring device records the distance of the displacement of the tire surface caused by this force. The method involves mounting a tire on the testing apparatus, inflating it, applying a force to a specific area, monitoring the force, measuring the corresponding local deflection, and calculating the local stiffness.
Career Highlights
Charles D. Berry is currently employed at Bridgestone Americas Tire Operations, LLC, where he continues to innovate in tire technology. His expertise and dedication to improving tire performance have made him a valuable asset to the company.
Collaborations
Some of his notable coworkers include Jacob R. Kidney and Jon Irvin Stuckey, who contribute to the collaborative environment that fosters innovation at Bridgestone.
Conclusion
Charles D. Berry's contributions to tire technology through his patents and work at Bridgestone Americas Tire Operations, LLC highlight his commitment to innovation in the field. His inventions play a crucial role in enhancing tire performance and safety.