Inventor · disambiguated record
Shitang Liu
Also filed as: LIU SHITANG
5 granted patents·1 pending application·364 citations·filing 2018–2020
82Inventor score
Top patents by PatentIndex Score
6 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
- 0448US2020332784A1Double-motor double-pump electric drive fracturing semi-trailerYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2020·Application pending·0 cites
- 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
- 0638US12012822B2Ultra-high power cementing apparatus integrated with remote controlYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2018·Granted Jun 18, 2024·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →