Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Kean — 5 Patents

Microsoft: 5 patents #8,859 of 40,388Top 25%
Redmond, WA: #2,509 of 8,547 inventorsTop 30%
Washington: #19,692 of 76,902 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
David Kean has been granted 5 US patents while listed as an inventor at Microsoft. The first was granted in 2012 and the most recent in September 2017. David Kean ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list David Kean in Redmond, WA, US.

Patents per Year

Patents granted per year, 2012 to 2017Bar chart with a peak of 2 patents in 2015.peak 22012: 1 patents20122014: 1 patents20142015: 2 patents20152017: 1 patents2017

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9766883 Mechanism for compatibility and preserving framework refactoring Mircea Trofin, Wes Haggard, Krzysztof J. Cwalina, Jobst-Immo Landwerth 2017-09-19 $23,823,000
9098317 Optional retargeting of library references Richard Lander, Michael Rayhelson 2015-08-04 $40,584,000
9009693 Out-of-band framework libraries within applications Eric St. John, Mohammad Rahim Bhojani, Alok Shriram, Divya Swarnkar, Kumar Gaurav Khanna +7 more 2015-04-14 $23,635,000
8863092 Mechanism for compatibility and preserving framework refactoring Mircea Trofin, Wes Haggard, Krzysztof J. Cwalina, Jobst-Immo Landwerth 2014-10-14 $29,078,000
8250533 Reflection over objects Mircea Trofin 2012-08-21 $14,505,000