Inventor
Andreas Ellmauthaler
Inventor
Rio de Janeiro, BR
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling28%
G01VGeophysics28%
G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves19%
G01DMeasuring not specially adapted for a specific variable11%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
F04BPositive-displacement machines for liquids3%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure3%
G08CTransmission systems for measured values, control or similar signals3%
PatentTitleYear
11,085,290Distributed sensing interrogator using single-mode fiber for multi-mode fiber interrogation202111,079,511Angular response compensation for DAS VSP202111,073,629Method to improve DAS channel location accuracy using global inversion202111,047,230Topside interrogation for distributed acoustic sensing of subsea wells202110,941,654Measuring fluid properties based on fluid surface response to a disturbance202110,794,177Mud pump stroke detection using distributed acoustic sensing202010,444,391Noise removal for distributed acoustic sensing data201910,401,519Noise removal for distributed acoustic sensing data201910,309,213Distributed optical sensing using compressive sampling201910,180,515Trace downsampling of distributed acoustic sensor data201910,018,036Distributed sensing systems and methods with I/Q data balancing based on ellipse fitting20189,976,920Detection of strain in fiber optics cables induced by narrow-band signals20189,719,846'Mud pulse detection using distributed acoustic sensing'2017Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2017–2021Patents assigned to HALLIBURTON ENERGY SERVICES INC (13)· patent assignee history
2017–2021Based in Rio de Janeiro, BR· patent location history
2018–2019Based in Rio Grande do Sul, BR· patent location history
2021Based in Houston, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HALLIBURTON ENERGY SERVICES INC | 13 | 2017–2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Rio de Janeiro, BR | 7 | 2017–2021 |
| Houston, Texas, US | 4 | 2021 |
| Rio Grande do Sul, BR | 2 | 2018–2019 |