Inventor

Edward J. Arlt

Inventor

Arlington, TX, US

Overview

1986–1999

Patent span

Fixed constructions

Primary field (CPC E)

Patents· 13 as inventor

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

E21Bprimary

E21BEarth or rock drilling40%

F16FSprings20%

B63BShips or other waterborne vessels10%

F16DCouplings for transmitting rotation10%

Y10TTechnical subjects covered by former us classification10%

F16JPistons5%

F16LPipes5%

PatentTitleYear

5,951,061'Elastomeric subsea flex joint and swivel for offshore risers'1999 5,658,095'Riser tensioner system for use on offshore platforms using elastomeric pads or helical metal compression springs'1997 5,641,248'Variable spring rate compression element and riser tensioner system using the same'1997 5,628,586'Elastomeric riser tensioner system'1997 5,573,463'Elastomeric drive line coupling for transmitting torque and simultaneously accomodating shaft misalignments and angular deflections'1996 5,482,406'Variable spring rate compression element and riser tensioner system using the same'1996 5,366,324'Riser tensioner system for use on offshore platforms using elastomeric pads or helical metal compression springs'1994 5,271,630'Conduit seal'1993 5,160,219'Variable spring rate riser tensioner system'1992 5,101,905'Riser tensioner system for use on offshore platforms'1992 4,746,247'Stabilizing ring for interlocking load ring/back flange interface'1988 4,627,885'Method of producing a compression loaded torsional coupling device'1986 4,567,840'Closure for a chain entry aperture'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1994Patents assigned to LTV ENERGY PROD CO (5)· patent assignee history

1986–1997Based in Arlington, TX, US· patent location history

1988Patents assigned to LOCKHEED CORP (1)· patent assignee history

1992–1997Based in Fort Worth, TX, US· patent location history

1993Patents assigned to ARLT III EDWARD J (1)· patent assignee history

1993Patents assigned to PEPPEL GEORGE W (1)· patent assignee history

1996–1999Patents assigned to CONTINENTAL EMSCO CO (6)· patent assignee history

1999Based in San Antonio, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CONTINENTAL EMSCO CO	6	1996–1999
LTV ENERGY PROD CO	5	1986–1994
ARLT III EDWARD Jself	1	1993
LOCKHEED CORP	1	1988
PEPPEL GEORGE W	1	1993

Locations

Location	Patents	Span
Arlington, Texas, US	7	1986–1997
Fort Worth, Texas, US	5	1992–1997
San Antonio, Texas, US	1	1999