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David Edward Armstrong
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American Fork, UT, US
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Patents Grants
last 30 patents
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Patent Grant
Content-modification system with fingerprint data match and mismatc...
Patent number
11,645,866
Issue date
May 9, 2023
ROKU, INC.
David Edward Armstrong
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Content-modification system with fingerprint data match and mismatc...
Patent number
11,373,440
Issue date
Jun 28, 2022
ROKU, INC.
David Edward Armstrong
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
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Patent Application
Content-Modification System with Fingerprint Data Match and Mismatc...
Publication number
20220284729
Publication date
Sep 8, 2022
Roku, Inc.
David Edward Armstrong
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Content-Modification System with Fingerprint Data Match and Mismatc...
Publication number
20200356758
Publication date
Nov 12, 2020
The Nielsen Company (US), LLC
David Edward Armstrong
G06 - COMPUTING CALCULATING COUNTING