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Inventor

Nathan Landsiedel

Inventor
Fresno, TX, US

Overview

12→
Patents
2011–2021
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 12 as inventor

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

E21Bprimary
E21BEarth or rock drilling100%
PatentTitleYear
11,125,081Terminal modules for downhole formation testing tools202111,015,446Flushing microfluidic sensor systems202110,753,172Downhole formation testing tools including improved flow routing device202010,626,721System and method for controlled pumping in a downhole sampling tool202010,344,592Flushing microfluidic sensor systems201910,125,545Placement of stabilizers, standoffs, and rollers on a downhole tool string20189,845,673System and method for controlled pumping in a downhole sampling tool20179,416,657'Dual flowline testing tool with pressure self-equalizer'20169,347,299'Packer tool including multiple ports'20169,062,544'Formation fracturing'20158,905,130'Fluid sample cleanup'20148,015,869'Methods and apparatus to perform pressure testing of geological formations'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2021Patents assigned to SCHLUMBERGER TECHNOLOGY CORP (12)· patent assignee history
2011–2014Based in Houston, TX, US· patent location history
2014–2015Patents assigned to LANDSIEDEL NATHAN (2)· patent assignee history
2015–2019Based in Fresno, TX, US· patent location history
2018Based in Clamart, FR· patent location history
2020–2021Based in Sugar Land, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SCHLUMBERGER TECHNOLOGY CORP122011–2021
LANDSIEDEL NATHANself22014–2015
Locations
LocationPatentsSpan
Fresno, Texas, US52015–2019
Sugar Land, Texas, US42020–2021
Houston, Texas, US22011–2014
Clamart, FR12018