Inventor

LIU YUTANG

CN4 patents

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

YANG QUAN-QUAN

1 patent

US8653932B2Feb 18, 2014

Conductive composite material with positive temperature coefficient of resistance and overcurrent protection component

YANG QUAN-QUAN7 citations72

LIU ZHENGPING

1 patent

US8576043B2Nov 5, 2013

Surface-mount type overcurrent protection element

LIU ZHENGPING6 citations64

SHANGHAI CHANGYUAN WAYON CIRCUIT PROT CO LTD

1 patent

US9534102B2Jan 3, 2017

Macromolecule-based conductive composite material and PTC element

SHANGHAI CHANGYUAN WAYON CIRCUIT PROT CO LTD1 citations41

CYG WAYON CIRCUIT PROT CO LTD

1 patent

US10674599B2Jun 2, 2020

Circuit protection assembly

CYG WAYON CIRCUIT PROT CO LTD0 citations26