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Inventor

Anthony P. Vovers

Inventor
Houston, TX, US

Overview

6→
Patents
1994–2004
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 6 as inventor

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

E21Bprimary
E21BEarth or rock drilling100%
PatentTitleYear
6,722,432'Slimhole fluid tester'20046,598,682'Reservoir communication with a wellbore'20036,588,508'Method and apparatus to reduce trapped pressure in a downhole tool'20036,293,344'Retainer valve'20016,244,351'Pressure-controlled actuating mechanism'20015,320,183'Locking apparatus for locking a packer setting apparatus and preventing the packer from setting until a predetermined annulus pressure is produced'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2004Patents assigned to SCHLUMBERGER TECHNOLOGY CORP (6)· patent assignee history
1994Based in Sugarland, TX, US· patent location history
2001–2004Based in Houston, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SCHLUMBERGER TECHNOLOGY CORP61994–2004
Locations
LocationPatentsSpan
Houston, Texas, US52001–2004
Sugarland, Texas, US11994