Inventor · disambiguated record
Wanquan Zhu
Also filed as: ZHU WANQUAN
19 granted patents·11 pending applications·181 citations·filing 2011–2025
93Inventor score
Files withWONDERLAND SWITZERLAND AG20ZHU WANQUAN5WONDERLAND NURSERY GOODS2JANI INTERNATIONAL PTE LTD1SELLERS GREGORY S1
Top patents by PatentIndex Score
30 records- 0194US9027952B2Baby carriage and lower leg rest device thereofZHU WANQUAN·Filed 2012·Granted May 12, 2015·62 cites·5 claims
- 0293US11993302B2Wheeled carrying apparatusWONDERLAND SWITZERLAND AG·Filed 2020·Granted May 28, 2024·7 cites·54 claims
- 0393US9840168B2Connection mechanismYI ZE-HUA·Filed 2014·Granted Dec 12, 2017·30 cites·17 claims
- 0491US11325632B2Rod locking mechanism and stroller therewithWONDERLAND SWITZERLAND AG·Filed 2020·Granted May 10, 2022·5 cites·21 claims
- 0588US8998312B2Infant safety seatSELLERS GREGORY S·Filed 2011·Granted Apr 7, 2015·22 cites·22 claims
- 0683USD737733SStrollerWONDERLAND NURSERY GOODS·Filed 2013·Granted Sep 1, 2015·30 cites·1 claims
- 0775US11827266B2Braking mechanism and baby carriageWONDERLAND SWITZERLAND AG·Filed 2021·Granted Nov 28, 2023·1 cites·19 claims
- 0874US2025091632A1StrollerWONDERLAND SWITZERLAND AG·Filed 2024·Application pending·0 cites
- 0973US2025366439A1CarrierJANI INTERNATIONAL PTE LTD·Filed 2025·Application pending·0 cites
- 1071US12208832B2Foldable backrest structure and child carrier therewithWONDERLAND SWITZERLAND AG·Filed 2021·Granted Jan 28, 2025·1 cites·13 claims
- 1171US12179827B2StrollerWONDERLAND SWITZERLAND AG·Filed 2023·Granted Dec 31, 2024·0 cites·9 claims
- 1271USD971795SBaby carriageWONDERLAND SWITZERLAND AG·Filed 2021·Granted Dec 6, 2022·5 cites·1 claims
- 1371US9067613B2Brake mechanism for an infant stroller apparatusWONDERLAND NURSERY GOODS·Filed 2013·Granted Jun 30, 2015·8 cites·20 claims
- 1471US2025108848A1Foldable backrest structure and related child carrierWONDERLAND SWITZERLAND AG·Filed 2024·Application pending·0 cites
- 1570US2024317293A1Baby carriage brake mechanism and baby carriage having the sameWONDERLAND SWITZERLAND AG·Filed 2024·Application pending·0 cites
- 1668US12024218B2Baby carriage brake mechanism and baby carriage having the sameWONDERLAND SWITZERLAND AG·Filed 2023·Granted Jul 2, 2024·0 cites·20 claims
- 1766US11820415B2StrollerWONDERLAND SWITZERLAND AG·Filed 2022·Granted Nov 21, 2023·0 cites·9 claims
- 1863US11643128B2Baby carriage brake mechanism and baby carriage having the sameWONDERLAND SWITZERLAND AG·Filed 2021·Granted May 9, 2023·0 cites·18 claims
- 1962US8844096B2Caster device with a directional mechanismZHU WANQUAN·Filed 2013·Granted Sep 30, 2014·2 cites·19 claims
- 2059US9139215B2Infant stroller apparatusZHU WANQUAN·Filed 2013·Granted Sep 22, 2015·4 cites·18 claims
- 2158US12221151B2Seat and strollerWONDERLAND SWITZERLAND AG·Filed 2022·Granted Feb 11, 2025·0 cites·18 claims
- 2256US2024286664A1Standing board and child carrierWONDERLAND SWITZERLAND AG·Filed 2024·Application pending·0 cites
- 2356US2024124043A1Wheeled carrying apparatusWONDERLAND SWITZERLAND AG·Filed 2023·Application pending·0 cites
- 2453US2025256753A1Child stroller apparatusWONDERLAND SWITZERLAND AG·Filed 2023·Application pending·0 cites
- 2552US2024416988A1Brake mechanism and wheeled carrying apparatusWONDERLAND SWITZERLAND AG·Filed 2022·Application pending·0 cites
- 2651US2024308567A1StrollerWONDERLAND SWITZERLAND AG·Filed 2022·Application pending·0 cites
- 2750US2023059506A1Anti-shimmy device adapted for a wheel of a child carrierWONDERLAND SWITZERLAND AG·Filed 2020·Application pending·0 cites
- 2842US2013075992A1StrollerZHU WANQUAN·Filed 2012·Application pending·0 cites
- 2937USD693745SStrollerZHU WANQUAN·Filed 2012·Granted Nov 19, 2013·3 cites·1 claims
- 3033USD843894SJoint for rotational connectionWONDERLAND SWITZERLAND AG·Filed 2017·Granted Mar 26, 2019·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →