Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Derek Liddell — 7 Patents

Microsoft: 7 patents #6,431 of 40,388Top 20%
Renton, WA: #224 of 1,385 inventorsTop 20%
Washington: #14,787 of 76,902 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Derek Liddell has been granted 7 US patents while listed as an inventor at Microsoft. The first was granted in 2017 and the most recent in September 2025. Derek Liddell ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Derek Liddell in Renton, WA, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12423511 Multiple datapoint formats in spreadsheets 2025-09-23
11915696 Digital assistant voice input integration Francis Zhou, Cheng-Yi Yen 2024-02-27 $420,678,000
11893343 Multiple datapoint formats in spreadsheets 2024-02-06 $451,340,000
11107466 Digital assistant voice input integration Francis Zhou, Cheng-Yi Yen 2021-08-31 $193,687,000
10796698 Hands-free multi-site web navigation and consumption Cheng-Yi Yen, Darryl J. Brown, Ye Tian, Phu Hoang Le, Isabela Cabral Moreira 2020-10-06 $143,945,000
10147421 Digital assistant voice input integration Francis Zhou, Cheng-Yi Yen 2018-12-04
9547468 Client-side personal voice web navigation Cheng-Yi Yen, Kenneth Reneris, Charles Morris, Dieter Rindle, Tanvi Surti +2 more 2017-01-17 $57,646,000