Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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James Simpson — 9 Patents

MAMaluuba: 4 patents #7 of 25Top 30%
Waterloo, CA: #358 of 2,098 inventorsTop 20%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
James Simpson has been granted 9 US patents while listed as an inventor at Maluuba. The first was granted in 1986 and the most recent in December 2020. James Simpson ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list James Simpson in Waterloo, ON, CA.

Patents per Year

Patents granted per year, 1986 to 2020Bar chart with a peak of 1 patents in 1986.peak 11986: 1 patents19861996: 1 patents19962000: 1 patents20002006: 1 patents20062016: 1 patents20162017: 1 patents20172018: 1 patents20182019: 1 patents20192020: 1 patents2020

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10853582 Conversational agent Sam Pasupalak, Joshua R. Pantony, Wilson Hsu, Zhiyuan Wu, Phil Tregenza +3 more 2020-12-01 $114,800,000
10452783 Conversational agent Sam Pasupalak, Joshua R. Pantony, Wilson Hsu, Zhiyuan Wu, Phil Tregenza +3 more 2019-10-22
9971766 Conversational agent Sam Pasupalak, Joshua R. Pantony, Wilson Hsu, Zhiyuan Wu, Phil Tregenza +3 more 2018-05-15
9575963 Conversational agent Sam Pasupalak, Joshua R. Pantony, Wilson Hsu, Zhiyuan Wu, Phil Tregenza +3 more 2017-02-21
9292254 Interactive user interface for an intelligent assistant Sam Pasupalak, Mohamed Musbah, Jennifer Lee 2016-03-22
7060060 Dialysis procedure catheter Vicki J. Simpson 2006-06-13
6125546 Bullnose corner bead shear Rick Asa Laws 2000-10-03
5581018 Pneumatic plug and method for hydrostatic testing of bathtub plumbing Brian C. Allen 1996-12-03
4606728 Water ski aid 1986-08-19