Inventor
Devyver Michael Serge
US6 patents
Patents
6 patentsUS9622326B1Apr 11, 2017
Method and device for determining emitted light intensity level
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US10452116B1Oct 22, 2019
Determining a device state based on user presence detection
AMAZON TECH INC30 citations93
US9678559B1Jun 13, 2017
Determining a device state based on user presence detection
AMAZON TECH INC45 citations93
US9677986B1Jun 13, 2017
Airborne particle detection with user device
AMAZON TECH INC50 citations93
US9929763B1Mar 27, 2018
Proximity sensor arrangement for wireless devices
AMAZON TECH INC23 citations91
US9818277B1Nov 14, 2017
Systems and methods for smoke detection
AMAZON TECH INC11 citations83