Inventor
Egbert Jan Van Riet
Inventor
Rijswijk, NL
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling57%
C23CCoating metallic material7%
C25DProcesses for the electrolytic or electrophoretic production of coatings7%
F04BPositive-displacement machines for liquids7%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges7%
F16LPipes7%
G01VGeophysics7%
PatentTitleYear
9,677,179'Pipe connector and method'20179,617,800'Connector assembly'20179,366,117'Method and system for lining a section of a wellbore with an expandable tubular element'20167,395,878'Drilling system and method'20087,350,597'Drilling system and method'20087,318,489'Hydraulic motor arrangement and method of operating a hydraulic motor'20087,185,719'Dynamic annular pressure control apparatus and method'20077,134,489'System for controlling the discharge of drilling fluid'20066,904,981'Dynamic annular pressure control apparatus and method'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2017Patents assigned to SHELL OIL CO (6)· patent assignee history
2005–2017Based in Rijswijk, NL· patent location history
2008Patents assigned to AT BALANCE AMERICAS LLC (2)· patent assignee history
2016Patents assigned to ENVENTURE GLOBAL TECHNOLOGY (1)· patent assignee history
2016Patents assigned to VAN DER WAL JAN HARM (1)· patent assignee history
2016Patents assigned to VAN RIET EGBERT JAN (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHELL OIL CO | 6 | 2005–2017 |
| AT BALANCE AMERICAS LLC | 2 | 2008 |
| ENVENTURE GLOBAL TECHNOLOGY | 1 | 2016 |
| VAN DER WAL JAN HARM | 1 | 2016 |
| VAN RIET EGBERT JANself | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Rijswijk, NL | 9 | 2005–2017 |