Inventor · disambiguated record
Dan E. Venhaus
Also filed as: VENHAUS DAN E
4 granted patents·4 citations·filing 2010–2016
59Inventor score
Technology areasE21B
Top patents by PatentIndex Score
4 records- 0165US8403047B2In-situ zonal isolation for sand controlled wellsBLOUNT CURTIS G·Filed 2010·Granted Mar 26, 2013·4 cites·18 claims
- 0242US10161227B2Permanent bypass whipstock assembly for drilling and completing a sidetrack well and preserving access to the original wellboreCONOCOPHILLIPS CO·Filed 2016·Granted Dec 25, 2018·0 cites·16 claims
- 0339US9605520B2In-situ zonal isolation and treatment of wellsCONOCOPHILLIPS CO·Filed 2013·Granted Mar 28, 2017·0 cites·22 claims
- 0439US9371694B2Permanent bypass whipstock assembly for drilling and completing a sidetrack well and preserving access to the original wellboreHEARN DAVID D·Filed 2010·Granted Jun 21, 2016·0 cites·22 claims
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