Inventor

YEARY STEPHEN C

US3 patents

⚠️ This page may combine multiple inventors who share the name “YEARY STEPHEN C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BJ SERVICES CO

2 patents

US7383884B1Jun 10, 2008

Cross-over tool

BJ SERVICES CO12 citations82

US6981551B2Jan 3, 2006

Cross-over tool return port cover

BJ SERVICES CO6 citations71

OSCA INC

1 patent

US6206100B1Mar 27, 2001

Separable one-trip perforation and gravel pack system and method

OSCA INC42 citations89