Inventor
Charles R. Case
Inventor
Redding, CT, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Vprimary
G01VGeophysics88%
G06FElectric digital data processing13%
PatentTitleYear
10,422,920Formation characterization for fast forward neutron models20198,321,131'Radial density information from a Betatron density sonde'20128,063,356'Method of extracting formation density and Pe using a pulsed accelerator based litho-density tool'20117,148,471'Well logging apparatus and method for measuring formation properties'20067,112,783'Neutron measurement method for determining porosity of a formation surrounding a borehole'20065,390,115'Compensated gamma-gamma density sonde using three detectors'19955,334,833'Sensitivity function technique for modeling nuclear tools'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2019Patents assigned to SCHLUMBERGER TECHNOLOGY CORP (7)· patent assignee history
1994–2019Based in Redding, CT, US· patent location history
2011–2012Patents assigned to CASE CHARLES R (2)· patent assignee history
2011–2019Patents assigned to ELLIS DARWIN V (2)· patent assignee history
2011Patents assigned to CHEN FELIX (1)· patent assignee history
2019Patents assigned to CASE CHARLES (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SCHLUMBERGER TECHNOLOGY CORP | 7 | 1994–2019 |
| CASE CHARLES Rself | 2 | 2011–2012 |
| ELLIS DARWIN V | 2 | 2011–2019 |
| CASE CHARLESself | 1 | 2019 |
| CHEN FELIX | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Redding, CT, US | 7 | 1994–2019 |