Inventor
Joel Rondeau
Inventor
Antony, FR
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling57%
B01FMixing, e.g. dissolving, emulsifying or dispersing15%
B28CPreparing clay15%
G05DSystems for controlling or regulating non-electric variables10%
B08BCleaning in general3%
PatentTitleYear
10,421,214Multi-process mixer for well fluid preparation201910,100,603Mixing system for cementing applications20189,163,470'Multiple activation-device launcher for a cementing head'20159,085,952'Apparatus and method for launching plugs in cementing operations'20158,960,283'Damper cartridge for launching plugs in cementing operations'20158,826,979'Methods and apparatus for improved cement plug placement'20148,807,227'Method and apparatus for pressure testing a tubular body'20148,789,582'Apparatus and methods for well cementing'20148,776,886'Apparatus and method for launching plugs in cementing operations'20148,770,293'Multiple activation-device launcher for a cementing head'20148,567,488'Modular dart launching valve'20138,555,972'Multiple activation-device launcher for a cementing head'20138,469,093'Apparatus and method for autofill equipment activation'20138,327,930'Equipment for remote launching of cementing plugs'20128,316,931'Equipment for remote launching of cementing plugs'20128,069,922'Multiple activation-device launcher for a cementing head'20117,226,203'Fluid mixing system'20077,056,008'Fluid mixing system'20066,786,629'Automated cement mixing system'20046,533,036'Method and a tool for treating the wall of a critical zone in a borehole'20036,491,421'Fluid mixing system'20026,390,196'Method and apparatus for completing a well for producing hydrocarbons or the like'20025,950,725'Hydraulic wiper plug launcher'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2019Patents assigned to SCHLUMBERGER TECHNOLOGY CORP (23)· patent assignee history
1999–2018Based in Antony, FR· patent location history
2004Based in Anthony, FR· patent location history
2011–2015Patents assigned to RONDEAU JOEL (13)· patent assignee history
2011–2015Patents assigned to GAMBIER PHILIPPE (5)· patent assignee history
2011–2015Patents assigned to GIEM GREG (5)· patent assignee history
2011–2015Patents assigned to FITZGERALD CHRIS (3)· patent assignee history
2019Based in Clamart, FR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SCHLUMBERGER TECHNOLOGY CORP | 23 | 1999–2019 |
| RONDEAU JOELself | 13 | 2011–2015 |
| GAMBIER PHILIPPE | 5 | 2011–2015 |
| GIEM GREG | 5 | 2011–2015 |
| FITZGERALD CHRIS | 3 | 2011–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Antony, FR | 21 | 1999–2018 |
| Clamart, FR | 1 | 2019 |
| Anthony, FR | 1 | 2004 |