Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Derek A. Parkin — 1 Patent in 2021

3M: 1 patents #451 of 1,276Top 40%
Middridge, GB: #1 of 1 inventorsTop 100%
Overall (2021): #475,473 of 548,734Top 90%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11130008 Respirator flow control apparatus and method Garry J. Walker, Andrew Murphy, Desmond T. Curran, Thomas I. Insley, Mark A. J. Fernandes 2021-09-28 $51,291,000