Inventor
GUO ZHENG-WEN
CN39 patents
⚠️ This page may combine multiple inventors who share the name “GUO ZHENG-WEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WONDERLAND SWITZERLAND AG
21 patentsUS11993302B2May 28, 2024
Wheeled carrying apparatus
WONDERLAND SWITZERLAND AG7 citations84
US11987281B2May 21, 2024
Wheeled carrying apparatus
WONDERLAND SWITZERLAND AG5 citations84
US11479285B2Oct 25, 2022
Wheeled carrying apparatus
WONDERLAND SWITZERLAND AG7 citations84
US11358624B2Jun 14, 2022
Wheeled carrying apparatus
WONDERLAND SWITZERLAND AG7 citations84
US11350705B2Jun 7, 2022
Buckle assembly
WONDERLAND SWITZERLAND AG3 citations73
US11198380B2Dec 14, 2021
Child safety seat
WONDERLAND SWITZERLAND AG1 citations73
US12496998B2Dec 16, 2025
Buckle
WONDERLAND SWITZERLAND AG0 citations62
US12364315B2Jul 22, 2025
Buckle assembly
WONDERLAND SWITZERLAND AG0 citations62
US12275337B2Apr 15, 2025
Child safety seat
WONDERLAND SWITZERLAND AG0 citations62
US12049189B2Jul 30, 2024
Buckle
WONDERLAND SWITZERLAND AG0 citations62
US11945345B2Apr 2, 2024
Child safety seat
WONDERLAND SWITZERLAND AG0 citations62
US11925241B2Mar 12, 2024
Buckle assembly
WONDERLAND SWITZERLAND AG1 citations62
US11884227B2Jan 30, 2024
Child safety seat
WONDERLAND SWITZERLAND AG0 citations62
US11518331B2Dec 6, 2022
Child safety seat
WONDERLAND SWITZERLAND AG0 citations62
US12594980B2Apr 7, 2026
Unlock device and stroller
WONDERLAND SWITZERLAND AG0 citations61
US12415562B2Sep 16, 2025
Wheeled carrying apparatus
WONDERLAND SWITZERLAND AG0 citations61
US12291259B2May 6, 2025
Wheeled carrying apparatus
WONDERLAND SWITZERLAND AG0 citations61
US12172693B2Dec 24, 2024
Wheeled carrying apparatus
WONDERLAND SWITZERLAND AG0 citations61
US12053103B2Aug 6, 2024
Child care apparatus
WONDERLAND SWITZERLAND AG1 citations61
US11679797B2Jun 20, 2023
Unlock device and stroller
WONDERLAND SWITZERLAND AG0 citations61
US11419433B2Aug 23, 2022
Child care apparatus
WONDERLAND SWITZERLAND AG1 citations61
WONDERLAND NURSERY GOODS
8 patentsUS9796405B2Oct 24, 2017
Infant stroller apparatus
WONDERLAND NURSERY GOODS16 citations92
US7526821B2May 5, 2009
System and method of assembling a nursery device for supporting a baby occupant
WONDERLAND NURSERY GOODS21 citations92
US10286941B2May 14, 2019
Infant stroller apparatus
WONDERLAND NURSERY GOODS6 citations84
US8973992B2Mar 10, 2015
Child safety seat
WONDERLAND NURSERY GOODS14 citations84
US7878584B2Feb 1, 2011
Safety belt storage assembly and child seat having the same
WONDERLAND NURSERY GOODS10 citations83
US7594285B2Sep 29, 2009
Bottom frame assembly for a baby crib
WONDERLAND NURSERY GOODS7 citations74
US8998317B2Apr 7, 2015
Support base for a child safety seat
WONDERLAND NURSERY GOODS5 citations73
US9327753B2May 3, 2016
Wheel assembly and stroller having the same
WONDERLAND NURSERY GOODS0 citations42