Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Andrew T. Lytle — 4 Patents

Microsoft: 4 patents #10,758 of 40,388Top 30%
Kirkland, WA: #1,224 of 3,517 inventorsTop 35%
Washington: #23,275 of 76,902 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Andrew T. Lytle has been granted 4 US patents while listed as an inventor at Microsoft. The first was granted in 2003 and the most recent in June 2012. Andrew T. Lytle ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Andrew T. Lytle in Kirkland, WA, US.

Patents per Year

Patents granted per year, 2003 to 2012Bar chart with a peak of 2 patents in 2012.peak 22003: 1 patents20032006: 1 patents20062012: 2 patents2012

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8205087 Tool for digitally signing multiple documents Gitika Gupta, Bryan Reich, Matthew C. Pohle 2012-06-19 $35,200,000
8190902 Techniques for digital signature formation and verification Bryan Reich, Gitika Gupta, Matthew C. Pohle, Mariya Tikunova 2012-05-29 $15,522,000
6993563 System and method for composing, processing, and organizing electronic mail message items Brian MacDonald, Andrew G. Carlson, Scott A. Thurlow 2006-01-31 $25,520,000
6549950 Method for automatically tallying voting data in e-mail systems Brian MacDonald, Andrew G. Carlson, Scott A. Thurlow 2003-04-15 $167,020,000