- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F17D - Pipe-line systemspipe-lines
- F17D 5/06 - Preventing, monitoring, or locating loss using electric or acoustic means
Patent holdings for IPC class F17D 5/06
Total number of patents in this class: 440
10-year publication summary
|
17
|
33
|
55
|
37
|
55
|
37
|
37
|
38
|
44
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Wint-wi Ltd. | 19 |
12 |
| Halliburton Energy Services, Inc. | 20635 |
10 |
| Saudi Arabian Oil Company | 12683 |
10 |
| Siemens AG | 24544 |
9 |
| NEC Corporation | 34993 |
9 |
| Chengdu Qinchuan IoT Technology Co., Ltd. | 415 |
9 |
| Mueller International, LLC | 711 |
8 |
| Hifi Engineering Inc. | 131 |
7 |
| International Business Machines Corporation | 60597 |
6 |
| The University of Adelaide | 148 |
6 |
| The Yokohama Rubber Co., Ltd. | 4003 |
5 |
| ENI S.p.A. | 1249 |
5 |
| Technip France | 708 |
5 |
| Kamstrup A/S | 176 |
5 |
| Flexsteel USA, LLC | 144 |
5 |
| General Electric Company | 17076 |
4 |
| Advanced Engineering Solutions Ltd | 17 |
4 |
| China University of Petroleum (East China) | 360 |
4 |
| Petroleo Brasileiro S.A. - Petrobras | 802 |
4 |
| Streamlabs, Inc. | 69 |
4 |
| Other owners | 309 |