Inventor
Delbert Edwin Vanderford
Inventor
Cypress, TX, US
Overview
Patents· 31 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling64%
F16LPipes11%
Y10TTechnical subjects covered by former us classification11%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
F16JPistons2%
F16KValves2%
PatentTitleYear
10,969,018Booster assembly for gate valves202110,871,056Wellhead systems and methods202010,590,727Hanger system202010,570,701System and method for actuating multiple valves202010,435,979Methods and devices for isolating wellhead pressure201910,138,702Mineral extraction well seal201810,041,323Adjustable actuator20189,765,582'Wellhead tubular connector'20179,719,312'Adjustable mudline tubing hanger suspension system'20179,382,774'Compact surface wellhead system and method'20169,347,280'Adjustable riser suspension and sealing system'20169,273,530'Angled-penetrator device and system'20169,045,960'Adjustable mudline tubing hanger suspension system'20159,027,656'Positive locked slim hole suspension and sealing system with single trip deployment and retrievable tool'20158,960,308'Methods and devices for isolating wellhead pressure'20158,960,274'Wellhead tubular connector'20158,863,847'Adjustable riser suspension and sealing system'20148,807,229'Positive locked slim hole suspension and sealing system with single trip deployment and retrievable tool'20148,567,489'Angled-penetrator device and system'20138,544,551'Methods and devices for isolating wellhead pressure'20138,347,970'Wellhead tubular connector'20137,441,594'Full bore wellhead load shoulder and support ring'20087,350,583'One trip string tensioning and hanger securing method'20086,905,148'Connector for securing conduits'20056,695,356'Connector for securing conduits'20046,516,887'Method and apparatus for tensioning tubular members'20036,328,108'Adjustable sub-tension hanger'20014,828,293'Wellhead slip and seal assembly'19894,790,379'Wellhead hanger'19884,381,114'Packoff and seal ring assembly with injected plastic packing'19834,190,270'Tubing hanger for temperature variations and extremes'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–1989Patents assigned to CAMERON IRON WORKS INC (4)· patent assignee history
1980–2020Based in Houston, TX, US· patent location history
1988–2021Based in Cypress, TX, US· patent location history
2001–2005Patents assigned to COOPER CAMERON CORP (3)· patent assignee history
2008–2021Patents assigned to CAMERON INT CORP (23)· patent assignee history
2013–2015Patents assigned to VANDERFORD DELBERT EDWIN (4)· patent assignee history
2015–2016Patents assigned to GUIDRY KIRK P (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CAMERON INT CORP | 23 | 2008–2021 |
| CAMERON IRON WORKS INC | 4 | 1980–1989 |
| VANDERFORD DELBERT EDWINself | 4 | 2013–2015 |
| COOPER CAMERON CORP | 3 | 2001–2005 |
| GUIDRY KIRK P | 2 | 2015–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cypress, Texas, US | 28 | 1988–2021 |
| Houston, Texas, US | 3 | 1980–2020 |