Inventor · disambiguated record
Huangang Zhu
Also filed as: ZHU HUANGANG
2 granted patents·0 citations·filing 2020–2020
21Inventor score
Technology areasE21B
Top patents by PatentIndex Score
2 records- 0131US11946334B2Flow splitting device for gas reverse circulation drillingCHINA PETROLEUM & CHEM CORP·Filed 2020·Granted Apr 2, 2024·0 cites·15 claims
- 0224US12049792B2Double-channel fluid injection apparatusSINOPEC PETROLEUM ENGINEERING TECH SERVICE CO LTD·Filed 2020·Granted Jul 30, 2024·0 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Huangang Zhu files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →