- 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: 632
10-year publication summary
|
34
|
48
|
40
|
59
|
46
|
56
|
58
|
80
|
64
|
45
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chengdu Qinchuan IoT Technology Co., Ltd. | 581 |
68 |
| Saudi Arabian Oil Company | 14469 |
33 |
| Mueller International, LLC | 751 |
13 |
| Aramco Services Company | 4189 |
10 |
| Halliburton Energy Services, Inc. | 21236 |
9 |
| Hifi Engineering Inc. | 141 |
9 |
| NEC Corporation | 37636 |
7 |
| Chevron U.S.A. Inc. | 4195 |
7 |
| King Abdullah University of Science and Technology | 1879 |
7 |
| Air Products and Chemicals, Inc. | 1479 |
6 |
| I.s.i.f. S.r.l. | 14 |
6 |
| Atlas Copco Airpower, naamloze vennootschap | 1084 |
5 |
| ShawCor Ltd. | 69 |
5 |
| Flexsteel USA, LLC | 174 |
5 |
| Dalian University of Technology | 1620 |
4 |
| Flowtech Co., Ltd. | 20 |
4 |
| Quanta Associates, L.P. | 463 |
4 |
| TDW Delaware, Inc. | 165 |
4 |
| Archrock Services LP | 6 |
4 |
| Estis Compression, LLC | 10 |
4 |
| Other owners | 418 |