Inventor

CHEN CHAOYING

US7 patents

⚠️ This page may combine multiple inventors who share the name “CHEN CHAOYING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DEEP SENTINEL CORP

3 patents

US10373458B2Aug 6, 2019

Automatic threat detection based on video frame delta information in compressed video streams

DEEP SENTINEL CORP10 citations80

US10304303B2May 28, 2019

System and method for a security checkpoint using radio signals

DEEP SENTINEL CORP5 citations69

US12574477B2Mar 10, 2026

Distributed deep learning using a distributed deep neural network

DEEP SENTINEL CORP0 citations48

SELINGER DAVID LEE

1 patent

US10109166B1Oct 23, 2018

System and method for a security checkpoint using radio signals

SELINGER DAVID LEE17 citations90

SHANGHAI NEW TOBACCO PRODUCT RES INST CO LTD

1 patent

US11559082B2Jan 24, 2023

Releasing mechanism, aerosol generating device, releasing method, and smoke producing article

SHANGHAI NEW TOBACCO PRODUCT RES INST CO LTD3 citations68

CHINA TOBACCO HUNAN IND CO LTD

1 patent

US12433322B2Oct 7, 2025

Water-based electronic cigarette liquid

CHINA TOBACCO HUNAN IND CO LTD0 citations58

WU DA

1 patent

US8534297B1Sep 17, 2013

Method of testing moisture retention of tobacco

WU DA0 citations28