Inventor

QIU SEN

CN4 patents

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

SHENZHEN LINGYI INNOVATION TECH CO LTD

2 patents

US12005656B2Jun 11, 2024

Protective case for electronic device and method for manufacturing the same

SHENZHEN LINGYI INNOVATION TECH CO LTD2 citations67

US11973528B2Apr 30, 2024

Protective case for portable electronic device

SHENZHEN LINGYI INNOVATION TECH CO LTD1 citations56

UNIV DALIAN TECH

1 patent

US12101892B2Sep 24, 2024

Semi-automatic corrosion box of copper clad laminate

UNIV DALIAN TECH0 citations45

XIAMEN INST OF RARE EARTH MAT

1 patent

US10513754B2Dec 24, 2019

Method for recovering thorium and rare earth elements from rare earth waste residues

XIAMEN INST OF RARE EARTH MAT0 citations30