Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Fairhurst — 7 Patents

PSParticle Sciences: 4 patents #3 of 9Top 35%
IIIsp Investments: 1 patents #250 of 418Top 60%
Congers, NY: #13 of 68 inventorsTop 20%
New York: #20,477 of 115,490 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
David Fairhurst has been granted 7 US patents while listed as an inventor at Particle Sciences. The first was granted in 1983 and the most recent in February 2022. David Fairhurst ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list David Fairhurst in Congers, NY, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11246831 Particle formulations and uses thereof Andrew Loxley, Mark Mitchnick, Christy Eatmon 2022-02-15
10258571 Delivery devices containing encapsulated and/or practice-bound active pharmaceutical ingredients Garry Thomas Gwozdz, Mark Mitchnick, Abhijit Gokhale, Andrew Loxley 2019-04-16
9797771 Diacetylene film sensitized with photoinitiator and applications of the film Xiang Yu, Hsiao-Yi Shih 2017-10-24
9274106 Methods and devices for detecting binding events via zeta-potential and pharmacologically active compounds and delivery systems identified thereby Mark Mitchnick, Andrew Loxley, Peter Wagner 2016-03-01
7419527 Increased density particle molding Garry Thomas Gwozdz, Mark Mitchnick 2008-09-02
7417426 Compact and portable low-field pulsed NMR dispersion analyzer Sean Race, Michael Brozel 2008-08-26
4400250 Adsorption onto charcoal cloth 1983-08-23