Inventor
Richard S. Simpson
Inventor
Houston, TX, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Vprimary
G01VGeophysics29%
Y02ATechnologies for adaptation to climate change29%
F22BMethods of steam generation14%
G01NInvestigating or analysing materials by determining their chemical or physical properties14%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock14%
PatentTitleYear
4,849,687'Steam quality monitoring means and method'19894,794,380'Means and method for determining the rotation direction of an oil well pumping unit crank arm'19884,774,471'Complex dielectric constant well logging means and method for determining the water saturation and the water resistivity of an earth formation'19884,730,161'Dual frequency well logging system for determining the water resistivity and water saturation of an earth formation'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–1989Patents assigned to TEXACO INC (4)· patent assignee history
1988–1989Based in Houston, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TEXACO INC | 4 | 1988–1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Houston, Texas, US | 4 | 1988–1989 |