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USPTO Patent Rankings Data through Dec 31, 2025
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Joshua Grenon — 3 Patents

TETearscience: 3 patents #12 of 31Top 40%
Morrisville, NC: #375 of 952 inventorsTop 40%
North Carolina: #14,708 of 45,564 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Joshua Grenon has been granted 3 US patents while listed as an inventor at Tearscience. The first was granted in 2019 and the most recent in December 2023. Joshua Grenon ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Joshua Grenon in Morrisville, NC, US.

Patents per Year

Patents granted per year, 2019 to 2023Bar chart with a peak of 1 patents in 2019.peak 12019: 1 patents20192021: 1 patents20212023: 1 patents2023

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11844586 Eyelid illumination systems and methods for imaging meibomian glands for meibomian gland analysis Stephen M. Grenon, Donald R. Korb, Scott E. Liddle, Steve Bacich, John Martin Jans 2023-12-19
11141065 Eyelid illumination systems and methods for imaging meibomian glands for meibomian gland analysis Stephen M. Grenon, Donald R. Korb, Scott E. Liddle, Steve Bacich, John Martin Jans 2021-10-12
10278587 Eyelid illumination systems and method for imaging meibomian glands for meibomian gland analysis Stephen M. Grenon, Donald R. Korb, Scott E. Liddle, Steve Bacich, John Martin Jans 2019-05-07

Frequent Collaborators

Scott E. Liddle3 shared
John Martin Jans3 shared
Donald R. Korb3 shared
Stephen M. Grenon3 shared
Steve Bacich3 shared

Nearby-Ranked Inventors

Daniel Silion3
Hangfeng Li3
Mark Vander Wal3
Chad M. Goltzman3
Sathish Kumar Thanganathan3
Debbie Maloyd3
Ethan Alexander Garrett3
Paul Sabatka3
Sergii Bomko3