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USPTO Patent Rankings Data through Dec 31, 2025
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Zachary Leach — 3 Patents

OPOptimizely: 2 patents #13 of 36Top 40%
San Francisco, CA: #11,643 of 26,999 inventorsTop 45%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Zachary Leach has been granted 3 US patents while listed as an inventor at Optimizely. The first was granted in 2022 and the most recent in October 2025. Zachary Leach ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Zachary Leach in San Francisco, CA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12455676 Determining variations of single-page applications Whelan Jefferson Boyd, James Frazier Fox 2025-10-28
11397785 Identifying dynamic audiences based on user interests Dan Siroker, Whelan Jefferson Boyd, Hao Xia 2022-07-26
11334224 Determining variations of single-page applications Whelan Jefferson Boyd, James Frazier Fox 2022-05-17

Frequent Collaborators

Whelan Jefferson Boyd3 shared
James Frazier Fox2 shared
Hao Xia1 shared
Dan Siroker1 shared

Nearby-Ranked Inventors

Daniel Silion3
Hangfeng Li3
Mark Vander Wal3
Chad M. Goltzman3
Sathish Kumar Thanganathan3
Debbie Maloyd3
Ethan Alexander Garrett3
Paul Sabatka3
Sergii Bomko3