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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DH

David Hagstrand — 1 Patent

Microsoft: 1 patents #24,968 of 40,388Top 65%
Bellinzona, CH: #294 of 585 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
David Hagstrand has been granted 1 US patent while listed as an inventor at Microsoft. All of these patents were granted in 2015. David Hagstrand ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list David Hagstrand in Bellinzona, CH.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8990089 Text to speech synthesis for texts with foreign language inclusions Johan Wouters, Christof Traber, Alexis Wilpert, Jürgen Keller, Igor Nozhov 2015-03-24 $3,714,000