Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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James Robert Stewart — 5 Patents

Google: 5 patents #5,270 of 22,993Top 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
James Robert Stewart has been granted 5 US patents while listed as an inventor at Google. The first was granted in 2016 and the most recent in January 2019. James Robert Stewart ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list James Robert Stewart in London, CA, GB.

Patents per Year

Patents granted per year, 2016 to 2019Bar chart with a peak of 2 patents in 2016.peak 22016: 2 patents20162017: 1 patents20172018: 1 patents20182019: 1 patents2019

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10178426 Personal measurement devices for media consumption studies Andrew Gildfind, Simon Michael Rowe, Ken Krieger 2019-01-08 $37,517,000
10009648 Systems and methods for using closed captions for television viewership measurement Ant Oztaskent, Yaroslav Volovich, Simon Michael Rowe, Cihat Basol 2018-06-26 $26,317,000
9788044 Personal measurement devices for media consumption studies Andrew Gildfind, Simon Michael Rowe, Ken Krieger 2017-10-10 $15,318,000
9510038 Personal measurement devices for media consumption studies Andrew Gildfind, Simon Michael Rowe, Ken Krieger 2016-11-29 $11,001,000
9485525 Systems and methods for using closed captions for television viewership measurement Ant Oztaskent, Yaroslav Volovich, Simon Michael Rowe, Cihat Basol 2016-11-01 $16,206,000