Evaluation device, evaluation method, and navigation control device
US-12246806-B2 · Mar 11, 2025 · US
Determining existence or flow of underground water
Determining existence or flow of underground water · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01V9/02 |
| Official title | Determining existence or flow of underground water |
| Display label | Determining existence or flow of underground water |
| Total patents | 63 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 5 |
| 2017 | 6 |
| 2018 | 6 |
| 2019 | 6 |
| 2020 | 2 |
| 2021 | 11 |
| 2022 | 6 |
| 2023 | 4 |
| 2024 | 8 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus and method for real-time monitoring of groundwater level and soil moisture of gully head landfill area
US-12164078-B2 · Dec 10, 2024 · US
Information processing apparatus, water resource management method, information processing method, and recording medium
US-2024320594-A1 · Sep 26, 2024 · US
Using machine learning to predict aquifers from groundwater chemistry data
US-2024302563-A1 · Sep 12, 2024 · US
Waterflood front imaging using segmentally insulated well liners as on-demand electrodes
US-2024255674-A1 · Aug 1, 2024 · US
Automated well productivity estimation and continuous average well pressure monitoring through integration of real-time surface and downhole pressure and temperature measurements
US-12037901-B2 · Jul 16, 2024 · US
Waterflood front imaging using segmentally insulated well liners as on-demand electrodes
US-11988793-B2 · May 21, 2024 · US
Reservoir modeling
US-2024126959-A1 · Apr 18, 2024 · US
Workflow to model and condition water distribution in a hydrocarbon reservoir
US-11905807-B2 · Feb 20, 2024 · US
Automated downhole leak detection and prediction in water injection wells
US-11821302-B2 · Nov 21, 2023 · US
Systems and methods for creating 4D guided history matched models
US-11754746-B2 · Sep 12, 2023 · US
Evaluation device, evaluation method, and navigation control device
US-2023174206-A1 · Jun 8, 2023 · US
Workflow to model and condition water distribution in a hydrocarbon reservoir
US-2023003109-A1 · Jan 5, 2023 · US
Method for determining hydraulic parameters and water inflow in erosion stage of gravel soil
US-2022307964-A1 · Sep 29, 2022 · US
System and method for monitoring water inrush
US-11365624-B2 · Jun 21, 2022 · US
Devices and methods for measuring temperature, oxidation reduction potential, and water-level within a subsurface formation
US-11300705-B2 · Apr 12, 2022 · US
Waterflood front imaging using segmentally insulated well liners as on-demand electrodes
US-2022099859-A1 · Mar 31, 2022 · US
Apparatus and method for real-time monitoring of groundwater level and soil moisture of gully head landfill area
US-2022075092-A1 · Mar 10, 2022 · US
Systems and methods for estimating and controlling liquid level using periodic shut-ins
US-11261725-B2 · Mar 1, 2022 · US
Innovative approach for pulsed neutron and array spinner measurements interpretation
US-2021381372-A1 · Dec 9, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01V9/02?
- CPC G01V9/02 is the Cooperative Patent Classification code for “Determining existence or flow of underground water.”
- How many patents are filed under CPC G01V9/02 (Determining existence or flow of underground water)?
- Our database includes 63 publications tagged with this CPC code.
- Is patent activity under CPC G01V9/02 growing?
- Publication counts under this code: 8 in 2024 vs 3 in 2025 (latest complete years).