Inventor · disambiguated record
David Chi-Wai Tang
Also filed as: TANG DAVID · TANG DAVID CHI-WAI
3 granted patents·1 pending application·16 citations·filing 2016–2024
67Inventor score
Files withAMAZON TECH INC4
Top patents by PatentIndex Score
4 records- 0193US11908468B2Dialog management for multiple usersAMAZON TECH INC·Filed 2020·Granted Feb 20, 2024·5 cites·20 claims
- 0292US11908463B1Multi-session contextAMAZON TECH INC·Filed 2021·Granted Feb 20, 2024·5 cites·18 claims
- 0382US9857664B1Collapsible photo enclosure and componentsAMAZON TECH INC·Filed 2016·Granted Jan 2, 2018·6 cites·20 claims
- 0466US2024185846A1Multi-session contextAMAZON TECH INC·Filed 2024·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →