Inventor · disambiguated record

Chuanrui Qin

Also filed as: QIN CHUANRUI

1 granted patent·1 citations·filing 2018–2018

15Inventor score

Technology areasE21B

Files withUNIV SHANDONG SCIENCE & TECH1

Top patents by PatentIndex Score

1 record

0162US10794174B2Dynamically self-balancing pressurized borehole-sealing apparatus and method thereof for coal seam gas pressure measurementUNIV SHANDONG SCIENCE & TECH·Filed 2018·Granted Oct 6, 2020·1 cites·10 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →