Inventor · disambiguated record
Rencao Chang
Also filed as: CHANG RENCAO
1 granted patent·3 pending applications·0 citations·filing 2019–2025
2Inventor score
Technology areasA61F
Top patents by PatentIndex Score
4 records- 0147US12491094B2Stent for tips surgeryLEPU MED TECH BEIJING CO LTD·Filed 2025·Granted Dec 9, 2025·0 cites·5 claims
- 0243US2020397575A1Loading sheathing canal and delivery systemLEPU MED TECH BEIJING CO LTD·Filed 2019·Application pending·0 cites
- 0341US2020330251A1Connection release structure and system thereofLEPU MED TECH BEIJING CO LTD·Filed 2019·Application pending·0 cites
- 0435US2020390543A1Valved stent and heart valve with sameFUWAI HOSPITAL CHINESE ACAD OF MEDICAL SCIENCES CAMS·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →