Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Inventors
Charles Nduka
Brighton
GB
2 patents
3 Patents
US12229237
2025
Optical Expression Detection
EMTEQ LIMITED
0 cites
US12067097
2024
Biometric System
EMTEQ LIMITED
0 cites
US11836236
2023
Optical Expression Detection
EMTEQ LIMITED
0 cites