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Inventor

George W. Ribble

Inventor
Houston, TX, US

Overview

4→
Patents
1981–2019
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 4 as inventor

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

E21Bprimary
E21BEarth or rock drilling80%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material20%
PatentTitleYear
10,493,515Devices and methods for forming bow springs of one-piece centralizers20194,434,854'Pressure actuated vent assembly for slanted wellbores'19844,330,039'Pressure actuated vent assembly for slanted wellbores'19824,299,287'Bar actuated vent assembly and perforating gun'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1984Patents assigned to VANN INC GEO (3)· patent assignee history
1981–2019Based in Houston, TX, US· patent location history
2019Patents assigned to ANTELOPE OIL TOOL & MFG CO LLC (1)· patent assignee history
2019Patents assigned to INNOVEX DOWNHOLE SOLUTIONS INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
VANN INC GEO31981–1984
ANTELOPE OIL TOOL & MFG CO LLC12019
INNOVEX DOWNHOLE SOLUTIONS INC12019
Locations
LocationPatentsSpan
Houston, Texas, US41981–2019