Inventor

QIAN XIAODONG

CN2 patents

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

SHENZHEN TIANYI TECH CO LTD

1 patent

US10733827B2Aug 4, 2020

Card storing case

SHENZHEN TIANYI TECH CO LTD1 citations47

CHINA ACADEMY SAFETY SCIENCE & TECHNOLOGY

1 patent

US11364401B2Jun 21, 2022

Automatic control type hot smoke testing system

CHINA ACADEMY SAFETY SCIENCE & TECHNOLOGY0 citations40