Inventor
Frank Benjamin Springett
Inventor
Spring, TX, US
Overview
Patents· 50 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling42%
Y10TTechnical subjects covered by former us classification17%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%
B63BShips or other waterborne vessels4%
E02BHydraulic engineering4%
E04HBuildings or like structures for particular purposes4%
F03DWind motors4%
F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g4%
F01DNon-positive displacement machines or engines, e.g. steam turbines2%
F03BMachines or engines for liquids2%
PatentTitleYear
10,995,564System for handling tubulars on a rig202110,815,772Detection system for a wellsite and method of using same202010,745,985Rig-floor pipe lifting machine202010,669,819Subsea control pod deployment and retrieval systems and methods202010,648,294Subsea control pod deployment and retrieval systems and methods202010,508,663Hydraulic circuit for controlling a movable component201910,337,638Slow-shift SPM valve201910,132,133Method of closing a blowout preventer seal based on seal erosion201810,000,987Blowout preventer monitoring system and method of using same20189,869,148'Wellsite connector with floating seal member and method of using same'20189,816,326'Misalignment-tolerant wellsite connection assembly, system, and method'20179,657,536'Method and apparatus for connecting tubulars of a wellsite'20179,611,704'Hands free gooseneck with rotating cartridge assemblies'20179,500,096'Super efficient regulator'20169,404,319'Wellsite cable support assembly and method of using same'20169,249,637'Dual gradient drilling system'20169,080,299'Windmill conveyance system and method for using same'20159,022,104'Blowout preventer blade assembly and method of using same'20158,961,093'Drilling rig pipe transfer systems and methods'20158,807,219'Blowout preventer blade assembly and method of using same'20148,801,330'Windmill installation system and method for using same'20148,727,690'Windmill handling system and method for using same'20148,720,564'Tubular severing system and method of using same'20148,720,565'Tubular severing system and method of using same'20148,720,567'Blowout preventers for shearing a wellbore tubular'20148,616,861'Super efficient regulator'20138,602,102'Blowout preventers and methods of use'20138,544,538'System and method for sealing a wellbore'20138,540,017'Method and system for sealing a wellbore'20138,496,423'Windmill conveyance system and method for using same'20138,464,525'Subsea power fluid recovery systems'20138,424,607'System and method for severing a tubular'20138,181,698'Multi-function multi-hole drilling rig'20128,181,697'Multi-function multi-hole drilling rig'20128,066,070'Blowout preventers and methods of use'20118,033,338'Wellbore continuous circulation systems and method'20117,926,501'Subsea pressure systems for fluid recovery'20117,814,979'Blowout preventers and methods of use'20107,798,466'Ram locking blowout preventer'20107,520,129'Subsea pressure accumulator systems'20097,367,396'Blowout preventers and methods of use'20087,360,603'Methods and apparatuses for wellbore operations'20087,350,587'Pipe guide'20087,331,562'Blowout preventer with breech assembly'20087,055,594'Pipe gripper and top drive systems'20067,051,989'Blowout preventer and movable ram block support'20067,051,990'Blowout preventer and movable bonnet support'20067,044,430'Lock bars for blowout preventer'20066,779,543'BOP operating system with quick dump valve'20046,655,405'BOP operating system with quick dump valve'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2011Based in Houston, TX, US· patent location history
2006–2010Patents assigned to VARCO INT (10)· patent assignee history
2010–2021Based in Spring, TX, US· patent location history
2011–2021Patents assigned to NAT OILWELL VARCO LP (37)· patent assignee history
2011–2017Patents assigned to SPRINGETT FRANK BENJAMIN (19)· patent assignee history
2013–2015Patents assigned to ENSLEY ERIC TREVOR (9)· patent assignee history
2013–2015Patents assigned to JOHNSON CHRISTOPHER DALE (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NAT OILWELL VARCO LP | 37 | 2011–2021 |
| SPRINGETT FRANK BENJAMINself | 19 | 2011–2017 |
| VARCO INT | 10 | 2006–2010 |
| ENSLEY ERIC TREVOR | 9 | 2013–2015 |
| JOHNSON CHRISTOPHER DALE | 5 | 2013–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Spring, Texas, US | 37 | 2010–2021 |
| Houston, Texas, US | 13 | 2003–2011 |