Inventor · Houston, TX, US

Jeffry C. Ehlinger

7Patents
5h-index
8Co-inventors
56Inventor score

Filing activity: Apr 4, 1990 → Jul 26, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5024273A Cementing apparatus and method Fixed Constructions 102 Expired
US6679336B2 Multi-purpose float equipment and method Fixed Constructions 56 Expired
US5411095A Apparatus for cementing a casing string Fixed Constructions 56 Expired
US5027894A Through the tubing bridge plug Fixed Constructions 34 Expired
US6401824B1 Well completion convertible float shoe/collar Fixed Constructions 24 Expired
US12123280B2 Pump out stage cementing system Fixed Constructions 1 Active
US11578548B2 Convertible float valve assemblies and methods of using convertible float valve assemblies Fixed Constructions 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.