Assignee
ZHANG XIAOZHAO
CN·6 granted patents·1 pending application·28 citations·filing 2021–2021
Top patents by PatentIndex Score
7 records- 0193US11617446B2Footrest extension device, frame and chair having the sameZHANG XIAOZHAO·Filed 2021·Granted Apr 4, 2023·11 cites·8 claims
- 0291US11540633B2Chair frame mechanism and chair having the sameZHANG XIAOZHAO·Filed 2021·Granted Jan 3, 2023·6 cites·18 claims
- 0389US11690453B2Movable chair support structure and chair having the sameZHANG XIAOZHAO·Filed 2021·Granted Jul 4, 2023·5 cites·16 claims
- 0488US11540632B2Footrest mechanism, chair support body having same and chairZHANG XIAOZHAO·Filed 2021·Granted Jan 3, 2023·4 cites·11 claims
- 0581US11439234B2Movable chair mechanism, chair frame and chairZHANG XIAOZHAO·Filed 2021·Granted Sep 13, 2022·2 cites·20 claims
- 0656US11602224B2Headrest device and chair having the sameZHANG XIAOZHAO·Filed 2021·Granted Mar 14, 2023·0 cites·16 claims
- 0745US2022087431A1Footrest mechanism, chair support structure and chair having sameZHANG XIAOZHAO·Filed 2021·Application pending·0 cites
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