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

Elroy Pearson — 3 Patents

WPWasatch Photonics: 3 patents #2 of 9Top 25%
Logan, UT: #123 of 428 inventorsTop 30%
Utah: #6,119 of 19,430 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Elroy Pearson has been granted 3 US patents while listed as an inventor at Wasatch Photonics. The first was granted in 2008 and the most recent in January 2023. Elroy Pearson ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Elroy Pearson in Logan, UT, US.

Patents per Year

Patents granted per year, 2008 to 2023Bar chart with a peak of 1 patents in 2008.peak 12008: 1 patents20082013: 1 patents20132023: 1 patents2023

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11566942 Duplex wideband diffraction grating Dominic Speer, Brandon N. Langedyke 2023-01-31
8537466 High dispersion diffraction grating including multiple holographic optical elements LeRoy Dickson, Gerald Heidt, Richard D. Rallison 2013-09-17
7321466 High dispersion diffraction grating including multiple holographic optical elements Dan Cifelli, LeRoy Dickson, Richard D. Rallison 2008-01-22