Inventor · disambiguated record
Xianzhang Zheng
Also filed as: ZHENG XIANZHANG
7 granted patents·8 pending applications·5 citations·filing 2018–2023
74Inventor score
Files withHANGZHOU VALGEN MEDTECH CO LTD15
Top patents by PatentIndex Score
15 records- 0186US11737874B1Atrioventricular valve clamping device and atrioventricular valve clamping systemHANGZHOU VALGEN MEDTECH CO LTD·Filed 2023·Granted Aug 29, 2023·2 cites·20 claims
- 0285US12226104B2Valve clip with coatings and valve clamping systemHANGZHOU VALGEN MEDTECH CO LTD·Filed 2022·Granted Feb 18, 2025·2 cites·17 claims
- 0380US11622761B2Heart valve repair methodHANGZHOU VALGEN MEDTECH CO LTD·Filed 2020·Granted Apr 11, 2023·1 cites·8 claims
- 0463US11607213B2Heart valve repair methodHANGZHOU VALGEN MEDTECH CO LTD·Filed 2020·Granted Mar 21, 2023·0 cites·8 claims
- 0557US10898180B2Heart valve repair methodHANGZHOU VALGEN MEDTECH CO LTD·Filed 2018·Granted Jan 26, 2021·0 cites·6 claims
- 0654US2023210664A1Valve clamping device with locking mechanism and valve repair systemHANGZHOU VALGEN MEDTECH CO LTD·Filed 2023·Application pending·0 cites
- 0753US2025057654A1Valve Clamping DeviceHANGZHOU VALGEN MEDTECH CO LTD·Filed 2022·Application pending·0 cites
- 0851US2022125427A1Locking nail for locking sutures and interventional remote suture locking deviceHANGZHOU VALGEN MEDTECH CO LTD·Filed 2022·Application pending·0 cites
- 0950US2022142780A1Adjustable valve clip and valve clamping systemHANGZHOU VALGEN MEDTECH CO LTD·Filed 2022·Application pending·0 cites
- 1049US11986180B2Adjustable suture locking apparatusHANGZHOU VALGEN MEDTECH CO LTD·Filed 2019·Granted May 21, 2024·0 cites·17 claims
- 1149US2024091010A1Valve clamp for preventing leaflet injury, valve clamping system, and method for repairing valveHANGZHOU VALGEN MEDTECH CO LTD·Filed 2021·Application pending·0 cites
- 1248US2024008983A1Valve clamping device with adjustable bearing force and valve clamping systemHANGZHOU VALGEN MEDTECH CO LTD·Filed 2021·Application pending·0 cites
- 1348US2021315565A1Locking device with locking feedback function and heart valve repair systemHANGZHOU VALGEN MEDTECH CO LTD·Filed 2021·Application pending·0 cites
- 1445US11737877B2Adjustable heart valve repair systemHANGZHOU VALGEN MEDTECH CO LTD·Filed 2019·Granted Aug 29, 2023·0 cites·20 claims
- 1543US2023157819A1Valve clamping device and valve clamping systemHANGZHOU VALGEN MEDTECH CO LTD·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →