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Inventor

Robert W. Srubar

Inventor
Katy, TX, US

Overview

3→
Patents
1998–2007
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 3 as inventor

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

E21Bprimary
E21BEarth or rock drilling100%
PatentTitleYear
7,234,522'Apparatus and method for drilling a wellbore with casing and cementing the casing in the wellbore'20075,813,460'Formation evaluation tool and method for use of the same'19985,799,733'Early evaluation system with pump and method of servicing a well'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2007Patents assigned to HALLIBURTON ENERGY SERV INC (3)· patent assignee history
1998–2007Based in Katy, TX, US· patent location history
1998Based in Kathy, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HALLIBURTON ENERGY SERV INC31998–2007
Locations
LocationPatentsSpan
Katy, Texas, US21998–2007
Kathy, Texas, US11998