Inventor
JIA KAI
CN13 patents
⚠️ This page may combine multiple inventors who share the name “JIA KAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BEIJING KUANGSHI TECH CO LTD
5 patentsUS10268950B2Apr 23, 2019
Face detection using machine learning
BEIJING KUANGSHI TECH CO LTD16 citations84
US10528849B2Jan 7, 2020
Liveness detection method, liveness detection system, and liveness detection device
BEIJING KUANGSHI TECH CO LTD3 citations72
US9940532B2Apr 10, 2018
Liveness detection apparatus and liveness detection method
BEIJING KUANGSHI TECH CO LTD3 citations72
US9985963B2May 29, 2018
Method and system for authenticating liveness face, and computer program product thereof
BEIJING KUANGSHI TECH CO LTD2 citations71
US10339402B2Jul 2, 2019
Method and apparatus for liveness detection
BEIJING KUANGSHI TECH CO LTD1 citations61
HOVER INC
4 patentsUS12243163B2Mar 4, 2025
Systems and methods for pitch determination
HOVER INC0 citations60
US12182936B2Dec 31, 2024
Systems and methods for pitch determination
HOVER INC0 citations60
US11847739B2Dec 19, 2023
Systems and methods for pitch determination
HOVER INC0 citations60
US12456209B2Oct 28, 2025
Systems and methods for estimating feature locations based on image analysis and homography
HOVER INC0 citations41