Inventor · disambiguated record
Xinyi Gu
Also filed as: GU XINYI
3 granted patents·42 citations·filing 1992–2011
68Inventor score
Technology areasE21B
Files withDRILLING TECHNOLOGY RESEARCH I1GU XINYI1SINOPEC GROUP SHENGLI PETROLEUM ADMINISTRATION TRANSP CORP1
Top patents by PatentIndex Score
3 records- 0147US5390747AWell rig lift system and a hydraulic energy-storing well rig lift systemDRILLING TECHNOLOGY RESEARCH I·Filed 1992·Granted Feb 21, 1995·34 cites·30 claims
- 0245US8047821B2Ring rack oil pumping machineSINOPEC GROUP SHENGLI PETROLEUM ADMINISTRATION TRANSP CORP·Filed 2007·Granted Nov 1, 2011·7 cites·8 claims
- 0344US9651124B2Oil pumping unit with pinion reciprocating on rackGU XINYI·Filed 2011·Granted May 16, 2017·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →