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Inventor

Edouard Marienbach

Inventor
Houston, TX, US

Overview

3→
Patents
1989–1996
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

E21Bprimary
E21BEarth or rock drilling29%
G01VGeophysics29%
G01TMeasurement of nuclear or x-radiation14%
G21CNuclear reactors14%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution14%
PatentTitleYear
5,481,114'Process and apparatus for the simultaneous selective detection of neutrons and X or gamma photons'19964,879,463'Method and apparatus for subsurface formation evaluation'19894,814,609'Methods and apparatus for safely measuring downhole conditions and formation characteristics while drilling a borehole'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to SCHLUMBERGER TECHNOLOGY CORP (2)· patent assignee history
1989Based in Houston, TX, US· patent location history
1996Patents assigned to COMMISSARIAT ENERGIE ATOMIQUE (1)· patent assignee history
1996Based in Fontainebleau, FR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SCHLUMBERGER TECHNOLOGY CORP21989
COMMISSARIAT ENERGIE ATOMIQUE11996
Locations
LocationPatentsSpan
Houston, Texas, US21989
Fontainebleau, FR11996