Inventor

SHAFFER RAYMOND

US4 patents

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

GEODYNAMICS INC

2 patents

US10584557B2Mar 10, 2020

Debris preventing downhole air lock device and method

GEODYNAMICS INC1 citations60

US10995585B2May 4, 2021

Electronic valve with deformable seat and method

GEODYNAMICS INC0 citations48

WEATHERFORD LAMB INC

1 patent

US9593553B2Mar 14, 2017

Sliding sleeve having contracting, segmented ball seat

WEATHERFORD LAMB INC4 citations79

WEATHERFORD TECH HOLDINGS LLC

1 patent

US9885224B2Feb 6, 2018

Burst sleeve and positive indication for fracture sleeve opening

WEATHERFORD TECH HOLDINGS LLC1 citations39