Inventor

Harry Barrow

Inventor
Girton, GB

Overview

7→
Patents
1991–2013
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 7 as inventor

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

E21Bprimary
E21BEarth or rock drilling50%
G06FElectric digital data processing25%
G06NComputing arrangements based on specific computational models13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1994Patents assigned to SCHLUMBERGER TECHNOLOGIES INC (2)· patent assignee history
1991–1994Based in Brighton, GB· patent location history
2006–2013Patents assigned to SCHLUMBERGER TECHNOLOGY CORP (5)· patent assignee history
2006–2013Based in Girton, GB· patent location history
2008Based in Cambridgeshire, GB· patent location history
2013Patents assigned to BARROW HARRY (1)· patent assignee history
2013Patents assigned to DU CASTEL BERTRAND (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SCHLUMBERGER TECHNOLOGY CORP52006–2013
SCHLUMBERGER TECHNOLOGIES INC21991–1994
BARROW HARRYself12013
DU CASTEL BERTRAND12013
Locations
LocationPatentsSpan
Girton, GB42006–2013
Brighton, GB21991–1994
Cambridgeshire, GB12008