Inventor · disambiguated record
Jeffry C. Ehlinger
Also filed as: EHLINGER JEFFRY · EHLINGER JEFFRY C
7 granted patents·1 pending application·450 citations·filing 1990–2024
88Inventor score
Technology areasE21B
Top patents by PatentIndex Score
8 records- 0191US5024273ACementing apparatus and methodLYNCH DAVIS INC·Filed 1990·Granted Jun 18, 1991·176 cites·24 claims
- 0289US6679336B2Multi-purpose float equipment and methodLYNCH DAVIS INC·Filed 2001·Granted Jan 20, 2004·90 cites·54 claims
- 0383US12123280B2Pump out stage cementing systemFORUM US INC·Filed 2022·Granted Oct 22, 2024·1 cites·14 claims
- 0478US5411095AApparatus for cementing a casing stringLYNCH DAVIS INC·Filed 1993·Granted May 2, 1995·81 cites·33 claims
- 0577US6401824B1Well completion convertible float shoe/collarLYNCH DAVIS INC·Filed 2000·Granted Jun 11, 2002·46 cites·18 claims
- 0672US5027894AThrough the tubing bridge plugLYNCH DAVIS INC·Filed 1990·Granted Jul 2, 1991·56 cites·7 claims
- 0753US2025101829A1System and method for barrier installation in a wellboreEXPRO NORTH SEA LTD·Filed 2024·Application pending·0 cites
- 0849US11578548B2Convertible float valve assemblies and methods of using convertible float valve assembliesFORUM US INC·Filed 2020·Granted Feb 14, 2023·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →