Inventor
YAO BAISONG
CN8 patents
⚠️ This page may combine multiple inventors who share the name “YAO BAISONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JIANGSU ZHOU JIJIE INTELLIGENT TECH CO LTD
6 patentsUS11319751B2May 3, 2022
Telescopic positioning structure used for ladder
JIANGSU ZHOU JIJIE INTELLIGENT TECH CO LTD4 citations66
US12232622B2Feb 25, 2025
Folding step stool
JIANGSU ZHOU JIJIE INTELLIGENT TECH CO LTD1 citations61
US11821262B2Nov 21, 2023
Lifting positioning structure for ladder tool platform
JIANGSU ZHOU JIJIE INTELLIGENT TECH CO LTD1 citations55
US11083302B2Aug 10, 2021
Folding locking mechanism used for step stool
JIANGSU ZHOU JIJIE INTELLIGENT TECH CO LTD1 citations55
US12448842B2Oct 21, 2025
Two-step step stool
JIANGSU ZHOU JIJIE INTELLIGENT TECH CO LTD0 citations49
US11891857B2Feb 6, 2024
Assembled ladder
JIANGSU ZHOU JIJIE INTELLIGENT TECH CO LTD0 citations45