Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David K. Downing — 2 Patents

Microsoft: 1 patents #24,968 of 40,388Top 65%
Bellevue, WA: #3,497 of 6,950 inventorsTop 55%
Washington: #35,700 of 76,902 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
David K. Downing has been granted 2 US patents while listed as an inventor at Microsoft. The first was granted in 2011 and the most recent in November 2021. David K. Downing ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list David K. Downing in Bellevue, WA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11190501 Hybrid single sign-on for software applications and services using classic and modern identity providers Anilkumar Balakrishnan, Ashutosh Badwe, Hilal Al-Hilali, Ramakrishnan Peruvemba, Javier Dalzell 2021-11-30
7954112 Automatic recovery from failures of messages within a data interchange Ruslan A. Yakushev, Kartik Paramasivam, Jean-Emile Elien, Wei-Lun Lo 2011-05-31 $19,253,000