Inventor
PENNANEN JUHO
FI8 patents
Patents
8 patentsUS9125015B2Sep 1, 2015
User activity tracking system and device
FACEBOOK INC12 citations89
US8948783B2Feb 3, 2015
User activity tracking system
FACEBOOK INC6 citations81
US9118725B2Aug 25, 2015
User activity tracking system
FACEBOOK INC1 citations60
US9948735B2Apr 17, 2018
User activity tracking system and device
FACEBOOK INC0 citations49
US9948734B2Apr 17, 2018
User activity tracking system
FACEBOOK INC0 citations49
US9531824B2Dec 27, 2016
User activity tracking system
FACEBOOK INC0 citations49
US9519672B2Dec 13, 2016
User activity tracking system and device
FACEBOOK INC0 citations49
US9119032B2Aug 25, 2015
User activity tracking system and device
FACEBOOK INC0 citations49