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Forward Citations = 352

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6 inventors (with patents filed for the assignee):

Denis R May (9 out of 11 patents)

John E Cooper (6 out of 7 patents)

Alun Wilcox (1 out of 10 patents)

4. Richard Z Marlow (1 out of 1 patent)

5. James M Nightingale (1 out of 1 patent)

6. Mohammad Barkhordar (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 4988361 - Turntable for artificial limb (1991-01-29),

2. 4911709 - Artificial knee with improved stable link-type knee joint (1990-03-27),

3. 4904270 - Hip joint for prosthetic leg (1990-02-27),

4. 4883494 - Shift device for a prosthetic limb (1989-11-28),

5. 4756713 - Artificial knee (1988-07-12),

6. 4728336 - Alignment device for artificial limbs (1988-03-01),

7. 4721510 - Artificial foot (1988-01-26),

8. 4650492 - Artificial hands (1987-03-17),

9. 4523338 - Demountable joint (1985-06-18),

10. 4458367 - Knee joint for artificial limbs (1984-07-10),

11. 4302856 - Artificial limbs (1981-12-01),

12. 4178642 - Knee joint structure for artificial legs (1979-12-18),

13. 4156945 - Prosthetic wrist fitting (1979-06-05),

14. 4145766 - Adjustable friction joint for an artificial knee (1979-03-27),

15. 3982278 - Alignment device for artificial limbs (1976-09-28),

J. E. Hanger and Company Limited is a leading provider of prosthetic and orthotic solutions. For over 160 years, we have been dedicated to improving the lives of amputees through innovative products and exceptional service. With a commitment to quality and compassion, we strive to empower individuals to regain their independence and mobility. Visit our website to learn more about our range of prosthetic and orthotic solutions.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

15 Patents

#200 in London

#1,165 in United Kingdom

#38,669 in the World

London, United Kingdom

J. E. Hanger and Company Limited