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USPTO Patent Rankings Data through Dec 31, 2025
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Sarah Castle — 3 Patents

Amazon: 3 patents #5,214 of 19,158Top 30%
Seattle, WA: #8,351 of 21,776 inventorsTop 40%
Washington: #28,186 of 76,902 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Sarah Castle has been granted 3 US patents while listed as an inventor at Amazon. The first was granted in 2020 and the most recent in July 2025. Sarah Castle ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Sarah Castle in Seattle, WA, US.

Patents per Year

Patents granted per year, 2020 to 2025Bar chart with a peak of 1 patents in 2020.peak 12020: 1 patents20202024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12367878 Dynamic voice search transitioning Rohit Prasad, Anna Chen Santos, David Sanchez, Jared Strawderman, Kerry Hammil +4 more 2025-07-22
11908467 Dynamic voice search transitioning Rohit Prasad, Anna Chen Santos, David Sanchez, Jared Strawderman, Kerry Hammil +4 more 2024-02-20 $388,742,000
10770067 Dynamic voice search transitioning Rohit Prasad, Anna Chen Santos, David Sanchez, Jared Strawderman, Kerry Hammil +4 more 2020-09-08 $193,427,000

Frequent Collaborators

Timothy Twerdahl3 shared
Jared Strawderman3 shared
Anna Chen Santos3 shared
Christopher Schindler3 shared
Rohit Prasad3 shared
Joseph Pedro Tavares3 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