- 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: 145
10-year publication summary
|
13
|
9
|
18
|
16
|
23
|
12
|
16
|
5
|
10
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 12446 |
12 |
| TDW Delaware, Inc. | 167 |
9 |
| Curapipe System Ltd. | 28 |
7 |
| Rosen IP AG | 63 |
6 |
| Plumettaz Holding SA | 46 |
4 |
| Sivacoe, Luisa Anne | 5 |
4 |
| Aramco Services Company | 3750 |
3 |
| ENI S.p.A. | 1250 |
3 |
| Fiberbuilt Manufacturing Inc. | 19 |
3 |
| Rosen Swiss AG | 95 |
3 |
| Stats (UK) Limited | 44 |
3 |
| Stoneage, Inc. | 224 |
3 |
| Subsea 7 Norway AS | 87 |
3 |
| PTT Exploration and Production Public Company Limited | 40 |
3 |
| Insfor - Innovative Solutions for Robotics Ltda. - ME | 8 |
3 |
| International Business Machines Corporation | 60129 |
2 |
| Endogene Limited | 18 |
2 |
| Entegra LLP, DBA Entegra | 11 |
2 |
| e.V. Offshore Limited | 61 |
2 |
| Korea Gas Corporation | 109 |
2 |
| Other owners | 66 |