Inventor

GUO QINGFENG

CN2 patents

⚠️ This page may combine multiple inventors who share the name “GUO QINGFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MI XUETAO

1 patent

US8335095B2Dec 18, 2012

One cycle control method for power factor correction

MI XUETAO14 citations73

DRILLING RES INST OF CHINA NAT PETROLEUM COMPANY

1 patent

US9759026B2Sep 12, 2017

Wellbore pressure correction method

DRILLING RES INST OF CHINA NAT PETROLEUM COMPANY1 citations37