Inventor
CHENG LIUYIN
US21 patents
Patents
21 patentsUS10244352B2Mar 26, 2019
Tracking device operation in behavior-classified zone
TILE INC18 citations98
US10117052B1Oct 30, 2018
Tracking device operation in behavior-classified zone
TILE INC19 citations98
US10075811B1Sep 11, 2018
Tracking device operation in risk-classified zone
TILE INC21 citations98
US10070255B1Sep 4, 2018
Tracking device operation in safety-classified zone
TILE INC32 citations98
US10070256B1Sep 4, 2018
Tracking device operation in risk-classified geographic area
TILE INC26 citations98
US10244351B2Mar 26, 2019
Tracking device operation in risk-classified zone
TILE INC15 citations94
US10327101B2Jun 18, 2019
Tracking device operation in safety-classified zone
TILE INC10 citations92
US10187746B1Jan 22, 2019
Tracking device operation in safety-classified zone
TILE INC10 citations92
US10178500B1Jan 8, 2019
Tracking device operation in risk-classified geographic area
TILE INC10 citations92
US12309661B2May 20, 2025
Tracking device operation in safety-classified zone
TILE INC0 citations73
US12004040B2Jun 4, 2024
Tracking device operation in safety-classified zone
TILE INC0 citations73
US11533582B2Dec 20, 2022
Tracking device operation in safety-classified zone
TILE INC0 citations73
US10911889B2Feb 2, 2021
Tracking device operation in safety-classified zone
TILE INC1 citations73
US10764712B2Sep 1, 2020
Tracking device operation in safety-classified zone
TILE INC0 citations63
US10631121B1Apr 21, 2020
Tracking device operation in safety-classified zone
TILE INC0 citations63
US10567908B2Feb 18, 2020
Tracking device operation in risk-classified zone
TILE INC0 citations63
US10536802B2Jan 14, 2020
Tracking device operation in behavior-classified zone
TILE INC0 citations63
US10536801B2Jan 14, 2020
Tracking device operation in safety-classified zone
TILE INC0 citations63
US10412543B2Sep 10, 2019
Tracking device operation in risk-classified zone
TILE INC0 citations63
US10405134B2Sep 3, 2019
Tracking device operation in behavior-classified zone
TILE INC0 citations63
US10405135B2Sep 3, 2019
Tracking device operation in risk-classified zone
TILE INC0 citations63