- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24T - Geothermal collectors; geothermal systems
- F24T 10/20 - Geothermal collectors using working fluid injected directly into the ground, e.g. using injection wells and recovery wells
Patent holdings for IPC class F24T 10/20
Total number of patents in this class: 202
10-year publication summary
|
1
|
0
|
3
|
12
|
8
|
22
|
38
|
41
|
50
|
13
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eavor Technologies Inc. | 74 |
19 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 786 |
12 |
| Terracoh, Inc. | 13 |
7 |
| Halliburton Energy Services, Inc. | 20165 |
6 |
| Lawrence Livermore National Security, LLC | 1834 |
5 |
| University Public Corporation Osaka | 184 |
5 |
| Darcy Solutions, Inc. | 11 |
4 |
| Hydroc Energy Storage AB | 8 |
4 |
| Saltpower Holding ApS | 14 |
4 |
| Vulcan Energie Ressourcen GmbH | 4 |
4 |
| Good Water Energy Ltd | 15 |
4 |
| EnhancedGEO Holdings, LLC | 13 |
4 |
| Schlumberger Technology Corporation | 9690 |
3 |
| The Johns Hopkins University | 5377 |
3 |
| Geothermal Technologies, Inc. | 12 |
3 |
| GreenFire Energy Inc. | 16 |
3 |
| The Kansai Electric Power Co., Inc. | 155 |
3 |
| Osaka City University | 109 |
3 |
| Baker Hughes Oilfield Operations, LLC | 1885 |
3 |
| NEWJEC Inc. | 4 |
3 |
| Other owners | 100 |