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Inventor

ROBERTS PAUL T

US6 patents
⚠️ This page may combine multiple inventors who share the name “ROBERTS PAUL T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PCS FERGUSON INC

3 patents
US11542796B2Jan 3, 2023

Magnetic catch for plunger lift

PCS FERGUSON INC0 citations54
US10689957B2Jun 23, 2020

Method and apparatus for detecting plunger arrival

PCS FERGUSON INC0 citations45
US9850746B2Dec 26, 2017

Method and apparatus for detecting plunger arrival

PCS FERGUSON INC0 citations45

PRODUCTION CONTROL SERVICES INC

1 patent
US7878251B2Feb 1, 2011

Multiple stage tool for use with plunger lift

PRODUCTION CONTROL SERVICES INC4 citations58

WRIGHT TERRY R

1 patent
US9181768B2Nov 10, 2015

Method and apparatus for detecting plunger arrival

WRIGHT TERRY R3 citations54

CHEVRON RES

1 patent
US4398924AAug 16, 1983

Sulfur oxide reduction in a coal gasification process

CHEVRON RES1 citations49