- All sections
- G - Physics
- G01M - Testing static or dynamic balance of machines or structurestesting of structures or apparatus, not otherwise provided for
- G01M 3/40 - Investigating fluid tightness of structures by using electric means, e.g. by observing electric discharges
Patent holdings for IPC class G01M 3/40
Total number of patents in this class: 375
10-year publication summary
|
30
|
38
|
57
|
37
|
32
|
22
|
23
|
44
|
27
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21305 |
7 |
| Electro Scan, Inc. | 19 |
7 |
| United Services Automobile Association (USAA) | 3246 |
6 |
| Coloplast A/S | 1930 |
6 |
| HS Labs, Inc. | 23 |
6 |
| Pipesense, LLC | 10 |
6 |
| Packaging Technologies & Inspection LLC | 26 |
5 |
| Square Robot, Inc. | 24 |
5 |
| Kairos Water, Inc. | 8 |
5 |
| GEA Food Solutions Germany GmbH | 216 |
4 |
| GSE Environmental, LLC | 19 |
4 |
| National University of Singapore | 2586 |
4 |
| Technip France | 677 |
4 |
| Sensor (UK) Ltd | 10 |
4 |
| Packaging Technologies and Inspection, LLC | 8 |
4 |
| Dell Products L.P. | 17056 |
3 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11126 |
3 |
| Afitex International | 27 |
3 |
| Hiperbaric, S.A. | 24 |
3 |
| PaneraTech, Inc. | 34 |
3 |
| Other owners | 283 |