Inventor

HOLT JR JAMES H

US4 patents

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

BAKER HUGHES INC

2 patents

US7228897B2Jun 12, 2007

Cement through side pocket mandrel

BAKER HUGHES INC7 citations68

US7841399B2Nov 30, 2010

Pressure and friction reducing flow adapter

BAKER HUGHES INC0 citations44

WEATHERFORD LAMB

1 patent

US6491105B2Dec 10, 2002

Cross-over housing for gas lift valve

WEATHERFORD LAMB11 citations69

HUGHES TOOL CO

1 patent

US4759410AJul 26, 1988

Side pocket mandrel having forged indentations

HUGHES TOOL CO18 citations66