LexDanaLexDanabeta
Inventor

Mathews George

Inventor
Houston, TX, US

Overview

4→
Patents
1996–2011
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 drilling75%
C10MLubricating compositions25%
PatentTitleYear
8,011,275'Methods of designing rotary drill bits including at least one substantially helically extending feature'20117,814,998'Superabrasive cutting elements with enhanced durability and increased wear life, and drilling apparatus so equipped'20107,360,608'Rotary drill bits including at least one substantially helically extending feature and methods of operation'20085,536,422'Anti-seize thread compound'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996Patents assigned to JET LUBE (1)· patent assignee history
1996Based in Friendswood, TX, US· patent location history
2008–2011Patents assigned to BAKER HUGHES INC (3)· patent assignee history
2008–2011Based in Houston, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BAKER HUGHES INC32008–2011
JET LUBE11996
Locations
LocationPatentsSpan
Houston, Texas, US32008–2011
Friendswood, Texas, US11996