- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 55/38 - Constructional aspects of the propulsion means, e.g. towed by cables driven by fluid pressure
Patent holdings for IPC class F16L 55/38
Total number of patents in this class: 159
10-year publication summary
|
8
|
15
|
14
|
21
|
11
|
18
|
6
|
10
|
15
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 13921 |
16 |
| Rosen IP AG | 51 |
9 |
| Curapipe System Ltd. | 24 |
7 |
| TDW Delaware, Inc. | 165 |
7 |
| ENI S.p.A. | 1304 |
5 |
| Aramco Services Company | 4164 |
4 |
| Plumettaz Holding SA | 48 |
4 |
| Stoneage, Inc. | 275 |
4 |
| PTT Exploration and Production Public Company Limited | 53 |
4 |
| Sivacoe, Luisa Anne | 5 |
4 |
| Fiberbuilt Manufacturing Inc. | 18 |
3 |
| Stats (UK) Limited | 46 |
3 |
| Subsea 7 Norway AS | 91 |
3 |
| Insfor - Innovative Solutions for Robotics Ltda. - ME | 8 |
3 |
| Halliburton Energy Services, Inc. | 21153 |
2 |
| International Business Machines Corporation | 62076 |
2 |
| Endogene Limited | 14 |
2 |
| Entegra LLP, DBA Entegra | 15 |
2 |
| Envirosight LLC | 34 |
2 |
| e.V. Offshore Limited | 65 |
2 |
| Other owners | 71 |