Inventor · disambiguated record
Zengyuan Shao
Also filed as: SHAO ZENGYUAN
2 granted patents·1 pending application·1 citations·filing 2009–2014
29Inventor score
Technology areasE21B
Top patents by PatentIndex Score
3 records- 0141US9238944B2Tri-cone bit for high RPM drilling applicationsTIAN HONGPING·Filed 2011·Granted Jan 19, 2016·1 cites·11 claims
- 0230US9410378B2Tricone rock bit for horizontal wells and hard formation wellsKINGDREAM PUBLIC LTD CO·Filed 2014·Granted Aug 9, 2016·0 cites·15 claims
- 0327US2010032215A1Tri-cone bits for horizontal and hard formation drilling applicationsKINGDREAM PUBLIC LTD CO·Filed 2009·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →