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Inventor
LERNER YISHAI SANTERI
US
2 patents
Patents
2 patents
US10200817B2
Feb 5, 2019
Presence detection based on crowd surfing signal strength
GROUPON INC
0 citations
47
US9693193B2
Jun 27, 2017
Presence detection based on crowd surfing signal strength
GROUPON INC
0 citations
47