Inventor · disambiguated record
Brent G. Stephenson
Also filed as: DEKEN ARTHUR D · STEPHENSON BRENT G
7 granted patents·366 citations·filing 1995–2015
89Inventor score
Technology areasE21B
Files withCHARLES MACHINE WORKS7
Top patents by PatentIndex Score
7 records- 0191US7389831B2Dual-member auger boring systemCHARLES MACHINE WORKS·Filed 2005·Granted Jun 24, 2008·56 cites·2 claims
- 0290US6672409B1Downhole generator for horizontal directional drillingCHARLES MACHINE WORKS·Filed 2000·Granted Jan 6, 2004·111 cites·25 claims
- 0380US5941322ADirectional boring head with blade assemblyCHARLES MACHINE WORKS·Filed 1998·Granted Aug 24, 1999·82 cites·28 claims
- 0469US5713423ADrill pipeCHARLES MACHINE WORKS·Filed 1997·Granted Feb 3, 1998·62 cites·58 claims
- 0565US9850715B2Modular compaction boring machine systemCHARLES MACHINE WORKS·Filed 2015·Granted Dec 26, 2017·2 cites·45 claims
- 0657US5799740ADirectional boring head with blade assemblyCHARLES MACHINE WORKS·Filed 1995·Granted Sep 1, 1998·37 cites·112 claims
- 0753USRE37975EDirectional boring head with blade assemblyCHARLES MACHINE WORKS·Filed 2000·Granted Feb 4, 2003·16 cites·112 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →