Inventor

ZENG KEFENG

US7 patents

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

CHECKPOINT SYSTEMS INC

2 patents

US9508238B2Nov 29, 2016

Electronic article surveillance portal

CHECKPOINT SYSTEMS INC2 citations57

US9870686B2Jan 16, 2018

Radio frequency label for packaging security

CHECKPOINT SYSTEMS INC0 citations34

OUNG HARRY

2 patents

US8587489B2Nov 19, 2013

Dynamic EAS detection system and method

OUNG HARRY4 citations55

US8933790B2Jan 13, 2015

Phase coupler for rotating fields

OUNG HARRY0 citations34

KMG2 SENSORS CORP

1 patent

US7912661B2Mar 22, 2011

Impedance analysis technique for frequency domain characterization of magnetoelastic sensor element by measuring steady-state vibration of element while undergoing constant sine-wave excitation

KMG2 SENSORS CORP41 citations88

SENTECH BIOMED CORP

1 patent

US7113876B2Sep 26, 2006

Technique and electronic circuitry for quantifying a transient signal using threshold-crossing counting to track signal amplitude

SENTECH BIOMED CORP20 citations83

GRUNENBERG LOTHAR

1 patent

US9224021B2Dec 29, 2015

Point of entry deactivation

GRUNENBERG LOTHAR0 citations37