Inventor · disambiguated record
Xuefeng Zheng
Also filed as: ZHENG XUEFENG
8 granted patents·7 pending applications·66 citations·filing 2015–2024
85Inventor score
Files withZHEJIANG SUNSHINE LEISURE PRODUCTS CO LTD10HUADIAN LANCO TECH CO LTD2CHENG RUI1HANGZHOU ZHENGCHUANG IND DESIGN CO LTD1SHANGHAI CONWOOD INT CO LTD1
Top patents by PatentIndex Score
15 records- 0191US10836418B2Foldable handcartZHEJIANG SUNSHINE LEISURE PRODUCTS CO LTD·Filed 2019·Granted Nov 17, 2020·20 cites·8 claims
- 0287US11832732B2Foldable chair frameZHEJIANG SUNSHINE LEISURE PRODUCTS CO LTD·Filed 2022·Granted Dec 5, 2023·3 cites·20 claims
- 0378US10455941B2Collapsible butterfly chairZHEJIANG SUNSHINE LEISURE PRODUCTS CO LTD·Filed 2018·Granted Oct 29, 2019·5 cites·10 claims
- 0474US10694851B2Multifunctional grandstand chairZHEJIANG SUNSHINE LEISURE PRODUCTS CO LTD·Filed 2018·Granted Jun 30, 2020·4 cites·8 claims
- 0574USD784005SBackpackSHANGHAI CONWOOD INT CO LTD·Filed 2015·Granted Apr 18, 2017·23 cites·1 claims
- 0663USD849436SFolding chairZHEJIANG SUNSHINE LEISURE PRODUCTS CO LTD·Filed 2017·Granted May 28, 2019·10 cites·1 claims
- 0761US10231548B2Double folding chair with rotation anglesZHEJIANG SUNSHINE LEISURE PRODUCTS CO LTD·Filed 2017·Granted Mar 19, 2019·1 cites·6 claims
- 0856US2025242848A1Folding Frame and Wagon Using the SameCHENG RUI·Filed 2024·Application pending·0 cites
- 0956US2025065935A1Trolley frameHANGZHOU ZHENGCHUANG IND DESIGN CO LTD·Filed 2024·Application pending·0 cites
- 1047US11160384B2Folding bedstead and folding bedZHEJIANG SUNSHINE LEISURE PRODUCTS CO LTD·Filed 2019·Granted Nov 2, 2021·0 cites·14 claims
- 1144US2020187655A1Folding chairZHEJIANG SUNSHINE LEISURE PRODUCTS CO LTD·Filed 2019·Application pending·0 cites
- 1243US2020275771A1Folding chair having a side tableZHEJIANG SUNSHINE LEISURE PRODUCTS CO LTD·Filed 2020·Application pending·0 cites
- 1341US2019045908A1Strap-type folding chairZHEJIANG SUNSHINE LEISURE PRODUCTS CO LTD·Filed 2017·Application pending·0 cites
- 1439US2022212903A1Upgraded quay crane system and operation processHUADIAN LANCO TECH CO LTD·Filed 2019·Application pending·0 cites
- 1539US2022212902A1Novel lower-trolley systemHUADIAN LANCO TECH CO LTD·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →