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Inventor

Allan Ross

Inventor
Houston, TX, US

Overview

4→
Patents
2008–2014
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E21Bprimary
E21BEarth or rock drilling50%
F04BPositive-displacement machines for liquids13%
H01BCables13%
H02GInstallation of electric cables or lines, or of combined optical and electric cables or lines13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
8,726,980'Permanent cable for submersible pumps in oil well applications'20148,327,941'Flow control device and method for a downhole oil-water separator'20127,814,976'Flow control device and method for a downhole oil-water separator'20107,469,748'Submersible pumping system'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008–2014Patents assigned to SCHLUMBERGER TECHNOLOGY CORP (4)· patent assignee history
2008–2012Based in Houston, TX, US· patent location history
2012Patents assigned to FIELDER LANCE I (1)· patent assignee history
2012Patents assigned to FORBES KEVIN J (1)· patent assignee history
2012Patents assigned to HACKWORTH MATTHEW R (1)· patent assignee history
2014Patents assigned to ARDIC HIFZI (1)· patent assignee history
2014Based in Shreveport, LA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SCHLUMBERGER TECHNOLOGY CORP42008–2014
ARDIC HIFZI12014
FIELDER LANCE I12012
FORBES KEVIN J12012
HACKWORTH MATTHEW R12012
Locations
LocationPatentsSpan
Houston, Texas, US32008–2012
Shreveport, LA, US12014