Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JM

John Mackay — 8 Patents

HDHydro Dynamics: 2 patents #5 of 10Top 50%
TLTransocean Sedco Forex Ventures Limited: 2 patents #21 of 65Top 35%
NUNorth Carolina State University: 1 patents #675 of 1,607Top 45%
Raleigh, NC: #1,049 of 6,378 inventorsTop 20%
North Carolina: #6,637 of 45,564 inventorsTop 15%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
John Mackay has been granted 8 US patents while listed as an inventor at Hydro Dynamics. The first was granted in 1993 and the most recent in December 2024. John Mackay ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list John Mackay in Raleigh, NC, US.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12168212 System and method for treatment of plants for synthesis of compounds therefrom Douglas G. Mancosky 2024-12-17
11660581 System and method for treatment of plants for synthesis of compounds therefrom Douglas G. Mancosky 2023-05-30
8631874 Apparatus and method for managed pressure drilling John Kozicz, Tim Juran, Andy Legault, Sandy Black, Scott Niven +1 more 2014-01-21
7866399 Apparatus and method for managed pressure drilling John Kozicz, Tim Juran, Andy Legault, Sandy Black, Scott Niven +1 more 2011-01-11
5887283 Hand garden tool 1999-03-30
5824842 Method of altering lignin in trees David O'Malley, Ross Whetten, Ronald R. Sederoff 1998-10-20
5335540 Tire monitoring apparatus and method Paul R. Bowler, Shawn D. Lammers, Robert H. Fulton 1994-08-09
5231872 Tire monitoring apparatus and method Paul R. Bowler, Shawn D. Lammers, Robert H. Fulton 1993-08-03