Inventor · disambiguated record
Hongqi Xu
Also filed as: XU HONGQI
7 granted patents·1 pending application·364 citations·filing 2013–2023
83Inventor score
Files withUNIV CHINA PETROLEUM EAST CHINA4CHINA NAT INST STANDARDIZATION2LAYTEC AG1RONGSHENG MACHINERY MFT LTD OF HUABEI OILFIELD HEBEI1
Top patents by PatentIndex Score
8 records- 0195US11346200B2Method and system for guaranteeing safety of offshore oil well control equipmentUNIV CHINA PETROLEUM EAST CHINA·Filed 2019·Granted May 31, 2022·104 cites·7 claims
- 0295US11243509B2Method for assessing safety integrity level of offshore oil well control equipmentUNIV CHINA PETROLEUM EAST CHINA·Filed 2019·Granted Feb 8, 2022·115 cites·3 claims
- 0395US10989019B2Fully-electrically driven downhole safety valveUNIV CHINA PETROLEUM EAST CHINA·Filed 2019·Granted Apr 27, 2021·145 cites·5 claims
- 0448US12398613B1Side door bolt-free ram blowout preventerRONGSHENG MACHINERY MFT LTD OF HUABEI OILFIELD HEBEI·Filed 2023·Granted Aug 26, 2025·0 cites·11 claims
- 0545US11922335B2Method and system for evaluating macro resilience of offshore oil well control equipmentUNIV CHINA PETROLEUM EAST CHINA·Filed 2019·Granted Mar 5, 2024·0 cites·2 claims
- 0644US11883160B2Positioning method of functional rotation center of shoulder based on rigid upper arm modelCHINA NAT INST STANDARDIZATION·Filed 2021·Granted Jan 30, 2024·0 cites·9 claims
- 0741US11707209B2Detecting method and positioning analysis method of human functional joint rotation centerCHINA NAT INST STANDARDIZATION·Filed 2021·Granted Jul 25, 2023·0 cites·6 claims
- 0830US2014038315A1Apparatus and method for measuring the dimensions of 1-dimensional and 0-dimensional nanostructures in real-time during epitaxial growthLAYTEC AG·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →