Inventor · disambiguated record
Yongxing Ni
Also filed as: NI YONGXING
2 granted patents·1 pending application·2 citations·filing 2018–2019
34Inventor score
Files withHANGZHOU ZHONGTAI IND GROUP CO LTD3
Top patents by PatentIndex Score
3 records- 0156US11759014B2Multifunctional swivel chair tray and using method thereofHANGZHOU ZHONGTAI IND GROUP CO LTD·Filed 2019·Granted Sep 19, 2023·2 cites·14 claims
- 0236US10631641B2Spiral adjusting swivel chair tray for changing angle of torsion springHANGZHOU ZHONGTAI IND GROUP CO LTD·Filed 2018·Granted Apr 28, 2020·0 cites·8 claims
- 0329US2019343287A1Slider-crank mechanism adjustment type swivel chair trayHANGZHOU ZHONGTAI IND GROUP CO LTD·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →