Karl Derek Hellstern — 1 Patent at Microsoft

Karl Derek Hellstern has been granted 1 US patent while listed as an inventor at Microsoft. All of these patents were granted in 2019. Karl Derek Hellstern ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Karl Derek Hellstern in Kirkland, WA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
10419563	Persistent notification customization	Kyle Anthony Werner, Amin Bagheri, Sunay Vaishnav	2019-09-17	$66,894,000

Karl Derek Hellstern — 1 Patent

Issued Patents All Time

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