Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stephen M. Grenon — 75 Patents

TETearscience: 59 patents #2 of 31Top 7%
UIUv Innovators: 6 patents #1 of 9Top 15%
HP: 2 patents #7,666 of 7,018Top 110%
Johnson & Johnson: 2 patents #3,460 of 7,810Top 45%
ATAgilent Technologies: 1 patents #1,723 of 3,411Top 55%
DUDuke University: 1 patents #1,064 of 2,315Top 50%
Durham, NC: #33 of 4,103 inventorsTop 1%
North Carolina: #289 of 45,564 inventorsTop 1%
Overall (All Time): #25,505 of 4,157,543Top 1%
75 Patents All Time
Stephen M. Grenon has been granted 75 US patents while listed as an inventor at Tearscience. The first was granted in 1994 and the most recent in January 2024. Stephen M. Grenon ranks #25,505 of 4,157,543 US inventors in our database (top 0.61%). Patent records list Stephen M. Grenon in Durham, NC, US.

Issued Patents All Time

Showing 1–25 of 75 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11883549 Ultraviolet (UV) light emission device employing visible light for operation guidance, and related methods of use, particularly suited for decontamination Nicholas W. Medendorp, Jr., Scott E. Liddle, Jeffery Michael Rosino, Nathan Thomas Luck 2024-01-30
11844586 Eyelid illumination systems and methods for imaging meibomian glands for meibomian gland analysis Donald R. Korb, Joshua Grenon, Scott E. Liddle, Steve Bacich, John Martin Jans 2023-12-19
11771317 Ocular surface interferometry (OSI) for imaging, processing, and/or displaying an ocular tear film Donald R. Korb, William L. Weber, Randal B. Chinnock, Benjamin T. Gravely 2023-10-03
11565012 Ultraviolet (UV) light emission device employing visible light for target distance guidance, and related methods of use, particularly suited for decontamination Nicholas W. Medendorp, Jr., Scott E. Liddle, Jeffery Michael Rosino, Nathan Thomas Luck 2023-01-31
D953178 Handheld ultraviolet (UV) emission device Robert A. Stevenson, Anthony Smith, Nicholas W. Medendorp, Jr., Todd Pope, Scott E. Liddle +1 more 2022-05-31
11259700 Ocular surface interferometry (OSI) for imaging, processing, and/or displaying an ocular tear film Donald R. Korb, William L. Weber, Randal B. Chinnock, Benjamin T. Gravely 2022-03-01
11141065 Eyelid illumination systems and methods for imaging meibomian glands for meibomian gland analysis Donald R. Korb, Joshua Grenon, Scott E. Liddle, Steve Bacich, John Martin Jans 2021-10-12
11116858 Ultraviolet (UV) light emission device employing visible light for target distance guidance, and related methods of use, particularly suited for decontamination Nicholas W. Medendorp, Jr., Scott E. Liddle, Jeffery Michael Rosino, Nathan Thomas Luck 2021-09-14
11020502 Ultraviolet (UV) light emission device, and related methods of use, particularly suited for decontamination Nicholas W. Medendorp, Jr., Scott E. Liddle, Anthony Smith, Robert A. Stevenson, Jeffery Michael Rosino +1 more 2021-06-01
11007292 Automatic power compensation in ultraviolet (UV) light emission device, and related methods of use, particularly suited for decontamination Nicholas W. Medendorp, Jr., Scott E. Liddle, Jeffery Michael Rosino, Nathan Thomas Luck 2021-05-18
10980413 Apparatuses and methods for determining tear film break-up time and/or for detecting lid margin contact and blink rates, particularly for diagnosing, measuring, and/or analyzing dry eye conditions and symptoms Donald R. Korb, Caroline Blackie, Timothy R. Willis, Steve Bacich 2021-04-20
10952896 Methods and apparatuses for treatment of meibomian gland dysfunction John Martin Jans, Jordan W. Hutchinson, Keith Gausmann, Donald R. Korb 2021-03-23
10940074 Melting meibomian gland obstructions Omer Jack Barrier, David L. Foshee, Donald R. Korb, Timothy R. Willis 2021-03-09
10905898 Methods and apparatuses for treating gland dysfunction Donald R. Korb, Timothy R. Willis, Benjamin T. Gravely 2021-02-02
10842670 Apparatuses and methods for diagnosing and/or treating lipid transport deficiency in ocular tear films, and related components and devices Donald R. Korb, Steve Bacich, Caroline Blackie 2020-11-24 $91,850,000
10716465 Methods and apparatuses for determining contact lens intolerance in contact lens wearer patients based on dry eye tear film characteristic analysis and dry eye symptoms Donald R. Korb, Steve Bacich 2020-07-21 $165,174,000
10582848 Ocular surface interferometry (OSI) devices and systems for imaging, processing, and/or displaying an ocular tear film Donald R. Korb, William L. Weber, Randal B. Chinnock, Benjamin T. Gravely 2020-03-10
10582849 Full-eye illumination ocular surface imaging of an ocular tear film for determining tear film thickness and/or providing ocular topography Donald R. Korb 2020-03-10
10512396 Ocular tear film peak detection and stabilization detection systems and methods for determining tear film layer characteristics Scott E. Liddle, Donald R. Korb 2019-12-24
10413174 Apparatuses and methods for determining tear film break-up time and/or for detecting lid margin contact and blink rates, particularly for diagnosing, measuring, and/or analyzing dry eye conditions and symptoms Donald R. Korb, Caroline Blackie, Timothy R. Willis, Steve Bacich 2019-09-17
10376273 Methods and apparatuses for treatment of meibomian glands Donald R. Korb, Timothy R. Willis 2019-08-13
10278587 Eyelid illumination systems and method for imaging meibomian glands for meibomian gland analysis Donald R. Korb, Joshua Grenon, Scott E. Liddle, Steve Bacich, John Martin Jans 2019-05-07
10244939 Full-eye illumination ocular surface imaging of an ocular tear film for determining tear film thickness and/or providing ocular topography Donald R. Korb 2019-04-02
10004396 Ocular surface interferometry (OSI) devices and systems for imaging, processing, and/or displaying an ocular tear film Donald R. Korb, William L. Weber, Randal B. Chinnock, Benjamin T. Gravely 2018-06-26
9999346 Background reduction apparatuses and methods of ocular surface interferometry (OSI) employing polarization for imaging, processing, and/or displaying an ocular tear film Donald R. Korb, William L. Weber, Randal B. Chinnock, Benjamin T. Gravely 2018-06-19