Inventor
BOUTWELL JR DOYLE FREDRIC
US7 patents
⚠️ This page may combine multiple inventors who share the name “BOUTWELL JR DOYLE FREDRIC”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WEATHERFORD TECH HOLDINGS LLC
4 patentsUS10138690B2Nov 27, 2018
Apparatus for gripping a tubular on a drilling rig
WEATHERFORD TECH HOLDINGS LLC3 citations72
US10626690B2Apr 21, 2020
Fill up tool
WEATHERFORD TECH HOLDINGS LLC1 citations69
US9745810B2Aug 29, 2017
Fill up tool
WEATHERFORD TECH HOLDINGS LLC2 citations69
US9650873B2May 16, 2017
Landing string compensator
WEATHERFORD TECH HOLDINGS LLC0 citations50