This inventor holds 1 USPTO granted patent. Top assignees: University of California, US Government as Represented by the Secretary of the Army, USA as Represented by Secretary of the Navy. Active years: 2026.
Company Filing History:
1 out of 15,988 
1 out of 8,743 
1 out of 16,273 Years Active: 2026
Title: John Fraser - Innovator in Orthopedic Technology
Introduction
John Fraser is a notable inventor based in San Diego, CA, who has made significant contributions to the field of orthopedic technology. His innovative work focuses on developing adaptive and variable stiffness ankle braces that enhance mobility and support for users.
Latest Patents
Fraser holds a patent for an "Adaptive and variable stiffness ankle brace." This technology utilizes adaptive and variable stiffness metamaterials to mimic the strain-stiffening behavior of ligaments. The orthopedic braces are designed to provide lower rigidity during low-demand activities, such as normal gait movements, while increasing rigidity during high-demand activities, like running. This dual functionality allows for greater flexibility and support tailored to the user's needs.
Career Highlights
Throughout his career, John Fraser has worked with prestigious organizations, including the University of California and the U.S. Government as represented by the Secretary of the Army. His experience in these institutions has allowed him to develop and refine his innovative technologies, contributing to advancements in orthopedic care.
Collaborations
Fraser has collaborated with various professionals in his field, including his coworker Yingjun Zhao. Their combined expertise has further propelled the development of cutting-edge orthopedic solutions.
Conclusion
John Fraser's work in creating adaptive and variable stiffness ankle braces exemplifies the intersection of innovation and practical application in orthopedic technology. His contributions continue to impact the field positively, enhancing the quality of life for individuals requiring orthopedic support.