Inventor
Ivo P. J. M. Stulemeijer
Inventor
Rijswijk, NL
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling38%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure19%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock19%
G05BControl or regulating systems in general19%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
10,584,572Method and system for damping vibrations in a tool string system20209,932,811Method and system for damping vibrations in a tool string system20189,920,612'Method and system for damping vibrations in a tool string system'20185,520,247'Method of producing a fluid from an earth formation'19965,117,926'Method and system for controlling vibrations in borehole equipment'19924,890,682'Apparatus for vibrating a pipe string in a borehole'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–2020Patents assigned to SHELL OIL CO (6)· patent assignee history
1990–2020Based in Rijswijk, NL· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHELL OIL CO | 6 | 1990–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Rijswijk, NL | 6 | 1990–2020 |