LexDanaLexDanabeta
Inventor

Rick L. Covington

Inventor
Frisco, TX, US

Overview

7→
Patents
1994–2017
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 7 as inventor

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

E21Bprimary
E21BEarth or rock drilling86%
C09KMaterials for miscellaneous applications, not provided for elsewhere14%
PatentTitleYear
9,732,584'Use of micro-electro-mechanical systems (MEMS) in well treatments'20178,316,936'Use of micro-electro-mechanical systems (MEMS) in well treatments'20128,302,686'Use of micro-electro-mechanical systems (MEMS) in well treatments'20128,291,975'Use of micro-electro-mechanical systems (MEMS) in well treatments'20128,162,050'Use of micro-electro-mechanical systems (MEMS) in well treatments'20126,124,246'High temperature epoxy resin compositions, additives and methods'20005,361,631'Apparatus and methods for determining the shear stress required for removing drilling fluid deposits'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2000Based in Duncan, OK, US· patent location history
2000–2012Patents assigned to HALLIBURTON ENERGY SERV INC (5)· patent assignee history
2012–2017Patents assigned to MANDAL BATAKRISHNA (5)· patent assignee history
2012–2017Patents assigned to RAVI KRISHNA M (5)· patent assignee history
2012–2017Patents assigned to RODDY CRAIG W (5)· patent assignee history
2012–2017Patents assigned to BONAVIDES CLOVIS (4)· patent assignee history
2012–2017Based in Frisco, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HALLIBURTON ENERGY SERV INC52000–2012
MANDAL BATAKRISHNA52012–2017
RAVI KRISHNA M52012–2017
RODDY CRAIG W52012–2017
BONAVIDES CLOVIS42012–2017
Locations
LocationPatentsSpan
Frisco, Texas, US52012–2017
Duncan, OK, US21994–2000