Inventor

Graham Roberts

Inventor
Forest Row, GB

Overview

7→
Patents
1981–2020
Patent span
Physics
Primary field (CPC G)

Patents· 7 as inventor

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

G01Vprimary
G01VGeophysics67%
G01CMeasuring distances, levels or bearings11%
G06FElectric digital data processing11%
G10KSound-producing devices11%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981Patents assigned to ROBERTS GRAHAM E (1)· patent assignee history
1981Based in Ewell, GB· patent location history
1999Patents assigned to SCHLUMBERGER TECHNOLOGY CORP (1)· patent assignee history
1999–2020Based in Forest Row, GB· patent location history
2016–2019Patents assigned to CGG SERVICES SA (4)· patent assignee history
2016Patents assigned to CGGVERITAS SERVICES SA (1)· patent assignee history
2017–2020Patents assigned to CGG SERVICES SAS (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CGG SERVICES SA42016–2019
CGG SERVICES SAS42017–2020
CGGVERITAS SERVICES SA12016
ROBERTS GRAHAM Eself11981
SCHLUMBERGER TECHNOLOGY CORP11999
Locations
LocationPatentsSpan
Forest Row, GB61999–2020
Ewell, GB11981