Chien-Chi Chang

Title: Innovations by Chien-Chi Chang: The Wrist Motion Measurement Device

Introduction: Chien-Chi Chang, an innovative inventor based in Franklin, Massachusetts, has made significant contributions to the field of motion measurement technology. With one patent to his name, he has focused on developing a device that enhances the understanding of wrist motion, offering new possibilities for both medical and recreational applications.

Latest Patents: Chien-Chi Chang's notable patent is for a "Wrist motion measurement device." This device provides a method for accurately measuring wrist motion without the need for calibration or determining the center of rotation. The design includes a goniometer forearm component, which can be easily attached to a user's forearm, and a hand component that affixes to the user's hand. This system utilizes cables as displacement measuring devices to quantify angular displacement of the hand relative to the forearm, making it a groundbreaking tool for measuring wrist dynamics.

Career Highlights: Chang is currently employed at Liberty Mutual, where he harnesses his expertise to drive innovation and develop cutting-edge solutions. His work not only reflects his commitment to technological advancement but also showcases his ability to solve practical problems faced in measuring physical motion.

Collaborations: Throughout his career, Chien-Chi Chang has collaborated with esteemed colleagues such as Raymond W. McGorry and Patrick G. Dempsey. These partnerships contribute to a fertile environment for innovation, enabling the development of breakthrough technologies in the field.

Conclusion: Chien-Chi Chang’s contributions, particularly his patented wrist motion measurement device, highlight his role as a significant figure in the realm of inventions. With his work at Liberty Mutual and collaborations with talented individuals, Chang continues to push the boundaries of innovation, paving the way for new applications and technologies in motion measurement.