Inventor · disambiguated record
Zhengan Chen
Also filed as: CHEN ZHENGAN
4 granted patents·2 pending applications·1 citations·filing 2019–2025
56Inventor score
Top patents by PatentIndex Score
6 records- 0156US2025369168A1Embroidery Machine And Thread Clamping DeviceZHEJIANG HEHE ELECTRIC MACHINERY CO LTD·Filed 2025·Application pending·0 cites
- 0246US12481952B2Logistics management method, device, apparatus and readable storage medium based on internet of thingsSHANGHAI XIAHANG IOT TECH CO LTD·Filed 2023·Granted Nov 25, 2025·0 cites·3 claims
- 0346US2025230592A1Thread-cutting mechanism of an embroidery machine and tube embroidery machine applying the sameZHEJIANG HEHE ELECTRIC MACHINERY CO LTD·Filed 2025·Application pending·0 cites
- 0444US11326288B2Independent presser foot drive mechanism and embroidery machineZHEJIANG HEHE ELECTRIC MACHINERY CO LTD·Filed 2020·Granted May 10, 2022·0 cites·17 claims
- 0526USD944298SEmbroidery machineZHEJIANG HEHE ELECTRIC MACHINERY CO LTD·Filed 2019·Granted Feb 22, 2022·1 cites·1 claims
- 0623USD953383SEmbroidery machineZHEJIANG HEHE ELECTRIC MACHINERY CO LTD·Filed 2020·Granted May 31, 2022·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →