P

Inventor

KARIGAN JOSEPH MICHAEL

US7 patents
⚠️ This page may combine multiple inventors who share the name “KARIGAN JOSEPH MICHAEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HALLIBURTON ENERGY SERVICES INC

4 patents
US11174698B1Nov 16, 2021

Rotating control device element reinforcement petals

HALLIBURTON ENERGY SERVICES INC2 citations70
US10240426B2Mar 26, 2019

Pressurizing rotating control devices

HALLIBURTON ENERGY SERVICES INC4 citations67
US9957774B2May 1, 2018

Pressure staging for wellhead stack assembly

HALLIBURTON ENERGY SERVICES INC4 citations67
US9957760B2May 1, 2018

Frictional support of seal bore protector

HALLIBURTON ENERGY SERVICES INC0 citations31

HALLIBURTON ENERGY SERV INC

2 patents
US6234258B1May 22, 2001

Methods of separation of materials in an under-balanced drilling operation

HALLIBURTON ENERGY SERV INC98 citations95
US6328118B1Dec 11, 2001

Apparatus and methods of separation of materials in an under-balanced drilling operation

HALLIBURTON ENERGY SERV INC94 citations91

LINDE LEONARD CHARLES

1 patent
US8739863B2Jun 3, 2014

Remote operation of a rotating control device bearing clamp

LINDE LEONARD CHARLES8 citations71