Inventor
Martin E. Cobern
Inventor
Cheshire, CT, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling68%
G01VGeophysics16%
F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g5%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock5%
G05BControl or regulating systems in general5%
PatentTitleYear
10,113,363System and related methods for control of a directional drilling operation20189,458,679'Apparatus and method for damping vibration in a drill string'20169,279,903'Apparatus for measuring bending on a drill bit operating in a well'20168,397,562'Apparatus for measuring bending on a drill bit operating in a well'20137,762,356'Rotary steerable motor system for underground drilling'20107,681,663'Methods and systems for determining angular orientation of a drill string'20107,389,830'Rotary steerable motor system for underground drilling'20085,242,020'Method for deploying extendable arm for formation evaluation MWD tool'19935,034,929'Means for varying MWD tool operating modes from the surface'19914,894,923'Method and apparatus for measurement of azimuth of a borehole while drilling'19904,813,274'Method for measurement of azimuth of a borehole while drilling'19894,761,889'Method for the detection and correction of magnetic interference in the surveying of boreholes'19884,716,973'Method for evaluation of formation invasion and formation permeability'19884,647,853'Mud turbine tachometer'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1991Patents assigned to TELECO OILFIELD SERVICES INC (6)· patent assignee history
1987–2018Based in Cheshire, CT, US· patent location history
2008–2016Patents assigned to APS TECHNOLOGY INC (5)· patent assignee history
2013–2016Patents assigned to COBERN MARTIN E (3)· patent assignee history
2013–2016Patents assigned to PERRY CARL ALLISON (3)· patent assignee history
2013–2016Patents assigned to WASSELL MARK ELLSWORTH (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TELECO OILFIELD SERVICES INC | 6 | 1987–1991 |
| APS TECHNOLOGY INC | 5 | 2008–2016 |
| COBERN MARTIN Eself | 3 | 2013–2016 |
| PERRY CARL ALLISON | 3 | 2013–2016 |
| WASSELL MARK ELLSWORTH | 3 | 2013–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cheshire, CT, US | 14 | 1987–2018 |