Inventor
WANG ZHAO L
CN5 patents
Patents
5 patentsUS9411438B1Aug 9, 2016
Utilization of multiple keypads for password inputs
IBM4 citations82
US9401914B1Jul 26, 2016
Utilization of multiple keypads for password inputs
IBM10 citations82
US9860367B1Jan 2, 2018
Dial pattern recognition on mobile electronic devices
IBM15 citations79
US9565193B2Feb 7, 2017
Utilization of multiple keypads for password inputs
IBM0 citations50
US9521152B1Dec 13, 2016
Utilization of multiple keypads for password inputs
IBM0 citations50