Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Simon J. Schaffer — 4 Patents

Microsoft: 4 patents #10,758 of 40,388Top 30%
Seattle, WA: #6,924 of 21,776 inventorsTop 35%
Washington: #23,275 of 76,902 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Simon J. Schaffer has been granted 4 US patents while listed as an inventor at Microsoft. The first was granted in 2019 and the most recent in September 2020. Simon J. Schaffer ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Simon J. Schaffer in Seattle, WA, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10783322 Enhanced digital ink erasing Joshua M. Smithrud, Taylor S. Williams, Craig A. Macomber, Paul J. Kwiatkowski, Marcel Lugosan +3 more 2020-09-22 $181,018,000
10438385 Generating ink effects for a digital ink stroke Travis P. Dorschel, Christine M. Johnson, Craig A. Macomber, Michael Tang, Joshua M. Smithrud 2019-10-08 $58,075,000
10325398 Absolute age for a digital ink stroke Paul J. Kwiatkowski, Travis P. Dorschel, Andras Nagy, Taylor S. Williams, Craig A. Macomber +3 more 2019-06-18 $97,412,000
10275910 Ink space coordinate system for a digital ink stroke Christine M. Johnson, Travis P. Dorschel, Craig A. Macomber, Joshua M. Smithrud, Michael Tang +3 more 2019-04-30 $87,413,000