Inventor · disambiguated record
Gregory E. Hennig
Also filed as: HENNIG GREGORY E
3 granted patents·416 citations·filing 1995–1998
80Inventor score
Technology areasE21B
Files withBAKER HUGHES INC3
Top patents by PatentIndex Score
3 records- 0191US5609178APressure-actuated valve and methodBAKER HUGHES INC·Filed 1995·Granted Mar 11, 1997·210 cites·28 claims
- 0286US5697449AApparatus and method for temporary subsurface well sealing and equipment anchoringBAKER HUGHES INC·Filed 1995·Granted Dec 16, 1997·132 cites·32 claims
- 0374US6145593AMain bore isolation assembly for multi-lateral useBAKER HUGHES INC·Filed 1998·Granted Nov 14, 2000·74 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →