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USPTO Patent Rankings Data through Dec 31, 2025
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Michael E. Berkeley — 6 Patents

Aspen, CO: #18 of 129 inventorsTop 15%
Colorado: #7,724 of 40,980 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Michael E. Berkeley has been granted 6 US patents. The first was granted in 1988 and the most recent in September 1993. Michael E. Berkeley ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Michael E. Berkeley in Aspen, CO, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5242379 Ankle brace with floating pivot hinge David P. Harris 1993-09-07
5094232 Ankle brace with floating pivot hinge David P. Harris 1992-03-10
5074290 Floating pivot hinge and knee brace David P. Harris, William L. McCune 1991-12-24
4938206 Floating pivot hinge and knee brace David P. Harris, William L. McCune 1990-07-03
4883048 Apparatus and method for use in performing a surgical operation Mark L. Purnell, Robert R. Oden, William L. McCune 1989-11-28
4781182 Apparatus and method for use in performing a surgical operation Mark L. Purnell, Robert R. Oden, William L. McCune 1988-11-01