- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F17D - Pipe-line systemspipe-lines
- F17D 5/00 - Protection or supervision of installations
Patent holdings for IPC class F17D 5/00
Total number of patents in this class: 569
10-year publication summary
|
16
|
30
|
41
|
31
|
47
|
39
|
49
|
53
|
72
|
41
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chengdu Qinchuan IoT Technology Co., Ltd. | 450 |
47 |
| Saudi Arabian Oil Company | 13224 |
30 |
| Mueller International, LLC | 719 |
13 |
| Halliburton Energy Services, Inc. | 20911 |
10 |
| Aramco Services Company | 3987 |
10 |
| Hifi Engineering Inc. | 131 |
9 |
| NEC Corporation | 35778 |
7 |
| King Abdullah University of Science and Technology | 1787 |
7 |
| Chevron U.S.A. Inc. | 3967 |
6 |
| Air Products and Chemicals, Inc. | 1443 |
6 |
| Flexsteel USA, LLC | 162 |
6 |
| Atlas Copco Airpower, naamloze vennootschap | 1035 |
5 |
| ShawCor Ltd. | 76 |
5 |
| Flowtech Co., Ltd. | 19 |
4 |
| Quanta Associates, L.P. | 432 |
4 |
| TDW Delaware, Inc. | 168 |
4 |
| Estis Compression, LLC | 22 |
4 |
| Crux Operations Control Management Limited | 6 |
4 |
| I.s.i.f. S.r.l. | 11 |
4 |
| Siemens Energy Global GmbH & Co. KG | 2978 |
4 |
| Other owners | 380 |