Inventor

TOMPKINS CHARLES M

US2 patents

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

BAKER HUGHES INC

1 patent

US6269874B1Aug 7, 2001

Electro-hydraulic surface controlled subsurface safety valve actuator

BAKER HUGHES INC79 citations93

LAKE GARY B

1 patent

US8393386B2Mar 12, 2013

Subsurface safety valve and method of actuation

LAKE GARY B21 citations89