Assignee
H W C ENERGY SERVICES INC
US·2 granted patents·148 citations·filing 2003–2003
Technology mixE21B2
Top patents by PatentIndex Score
2 records- 0191US7066269B2Casing mandrel with well stimulation tool and tubing head spool for use with the casing mandrelH W C ENERGY SERVICES INC·Filed 2003·Granted Jun 27, 2006·89 cites·8 claims
- 0281US7055632B2Well stimulation tool and method for inserting a backpressure plug through a mandrel of the toolH W C ENERGY SERVICES INC·Filed 2003·Granted Jun 6, 2006·59 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when H W C ENERGY SERVICES INC files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →