Inventor · disambiguated record

Pingguo Liu

Also filed as: LIU PINGGUO

1 granted patent·8 citations·filing 2018–2018

30Inventor score

Technology areasE21B

Files withJIANGHAN MACHINERY RES INSTITUTE LIMITED COMPANY OF CNPC1

Top patents by PatentIndex Score

1 record

0184US10309171B1Coiled tubing reel and coiled tubing vehicleJIANGHAN MACHINERY RES INSTITUTE LIMITED COMPANY OF CNPC·Filed 2018·Granted Jun 4, 2019·8 cites·12 claims

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