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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Lou Gray — 5 Patents

DLDreambox Learning: 5 patents #1 of 25Top 4%
Bellevue, WA: #2,016 of 6,950 inventorsTop 30%
Washington: #19,692 of 76,902 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Lou Gray has been granted 5 US patents while listed as an inventor at Dreambox Learning. The first was granted in 2010 and the most recent in October 2022. Lou Gray ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Lou Gray in Bellevue, WA, US.

Patents per Year

Patents granted per year, 2010 to 2022Bar chart with a peak of 3 patents in 2010.peak 32010: 3 patents20102019: 1 patents20192022: 1 patents2022

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11462119 System and methods for adapting lessons to student needs Benjamin W. Slivka, Roy Leban, Nigel Green, Daniel R. Kerns, Neil Smith +4 more 2022-10-04
10347148 System and method for adapting lessons to student needs Benjamin W. Slivka, Roy Leban, Nigel Green, Daniel R. Kerns, Neil Smith +4 more 2019-07-09
D629809 User interface for a computer display Mickelle Weary, Rebecca M. Lewis, Laura Koch, Jennifer A. Seery, Catherine Twomey Fosnot +17 more 2010-12-28
D615988 User interface for a computer display Mickelle Weary, Rebecca M. Lewis, Laura Koch, Jennifer A. Seery, Catherine Twomey Fosnot +17 more 2010-05-18
D615547 User interface for a computer display Mickelle Weary, Rebecca M. Lewis, Laura Koch, Jennifer A. Seery, Catherine Twomey Fosnot +17 more 2010-05-11

Frequent Collaborators

Roy Leban5 shared
Nigel Green5 shared
Benjamin W. Slivka5 shared
Ronald A. Kornfeld5 shared
Neil Smith5 shared
Daniel R. Kerns5 shared

Nearby-Ranked Inventors

Joseph L. Mann5
Terry Richard Linn5
Ikuo DEGUCHI5
Swapnil Kumar5
Zachary W. Gyugyi5
Xiaoxue CHEN5
Mohankumar Krishnan VALIYAMBATH5
Baoquan Tan5
Jack Long5