This inventor holds 21 USPTO granted patents and 1 published patent application and 10 EPO patents. Top assignees: Blatchford Products Limited, Chas. a. Blatchford & Sons Limited, Other. Active years: 1992-2026.
Location History:
- Whetstone, Leicester LE8 6EU, GB (2003)
- Basingstoke, GB (1992 - 2014)
- Hatch Warren, GB (2019 - 2022)
- Hampshire, GB (2011 - 2023)
Company Filing History:
15 out of 24 
5 out of 25 
1 out of 834,453 Years Active: 1992-2026
Title: **The Innovative Contributions of Graham J. Harris in Prosthetic Technology**
Introduction
Graham J. Harris, a prominent inventor based in Basingstoke, GB, has made significant strides in the field of prosthetic technology. With a remarkable portfolio of 19 patents, Harris has dedicated his career to improving the quality of life for individuals using prosthetic devices. His inventions focus on enhancing functionality, comfort, and adaptability in prosthetic joints.
Latest Patents
Among his latest contributions, Harris developed the "Prosthetic Ankle Joint Mechanism," featuring a state-of-the-art self-aligning prosthetic foot and ankle assembly. This innovative design includes an ankle unit that pivotally mounts a foot component, equipped with a hydraulic piston and cylinder assembly. The piston is designed to move linearly within a cylinder, aligning with the shin axis defined by a shin connection interface. His patent also incorporates bypass passages with damping resistance control valves, ensuring continuous hydraulic damping during both dorsi and plantar ankle flexion. This advanced mechanism stabilizes standing, enhances balance control, and significantly improves the ability to walk up and down stairs or ramps.
Another notable invention is the "Prosthetic Ankle and Foot Combination," which features an ankle joint mechanism allowing damped rotational movement of the foot component relative to the shin component. This invention ensures a continuous hydraulically damped range of ankle motion during walking, with dynamically variable damping resistances tailored for the plantar-flexion and dorsi-flexion motions. An integrated electronic control system equipped with sensors generates real-time feedback based on locomotion parameters, allowing for automatic adjustments of damping resistances.
Career Highlights
Throughout his illustrious career, Graham J. Harris has been associated with leading companies in the field of prosthetics, such as Blatchford Products Limited and Chas. A. Blatchford & Sons Limited. These affiliations have played a pivotal role in advancing his inventions and promoting the integration of cutting-edge technology within the prosthetic industry.
Collaborations
Harris has collaborated with notable colleagues, including Mir Saeed Zahedi and David Moser, enhancing the development process with diverse insights and expertise. Such collaborations have contributed to the refinement and implementation of his innovative designs, ensuring they meet the evolving needs of users.
Conclusion
Graham J. Harris's contributions to prosthetic technology exemplify the intersection of innovation and humanitarianism. His 19 patents reflect not only his creativity as an inventor but also his commitment to improving mobility and quality of life for those who rely on prosthetic devices. As technology continues to evolve, Harris's work serves as an inspiration for future innovations in this vital sector.