Inventor

PUTCH ROBERT W

US2 patents

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

BAKER HUGHES INC

1 patent

US9359865B2Jun 7, 2016

Pressure actuated ported sub for subterranean cement completions

BAKER HUGHES INC17 citations90

BAKER HUGHES A GE CO LLC

1 patent

US10190390B2Jan 29, 2019

Pressure actuated ported sub for subterranean cement completions

BAKER HUGHES A GE CO LLC0 citations49