- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 47/03 - Welded joints with an electrical resistance incorporated in the joint
Patent holdings for IPC class F16L 47/03
Total number of patents in this class: 189
10-year publication summary
|
11
|
13
|
14
|
8
|
11
|
9
|
7
|
9
|
9
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pioneer Lining Technology Limited | 23 |
14 |
| Saudi Arabian Oil Company | 14161 |
10 |
| Georg Fischer Piping Systems Ltd. | 8 |
6 |
| Georg Fischer Rohrleitungssysteme AG | 132 |
6 |
| Saipem S.A. | 230 |
6 |
| Soluforce B.V. | 6 |
6 |
| Aramco Services Company | 4182 |
5 |
| MariCap Oy | 184 |
5 |
| Radius Systems Limited | 44 |
5 |
| Subsea 7 Limited | 237 |
5 |
| TWi Limited | 24 |
5 |
| CORE Linepipe Inc. | 20 |
4 |
| HDPE Solutions, LLC | 7 |
4 |
| ISCO Industries, Inc. | 35 |
4 |
| Sekisui Chemical Co., Ltd. | 3603 |
4 |
| "agru" Kunststofftechnik Gesellschaft m.b.H. | 38 |
3 |
| Franklin Fueling Systems Limited | 14 |
3 |
| Georg Fischer Wavin AG | 11 |
3 |
| Magma Global Limited | 54 |
3 |
| Pipelife Nederland B.V. | 33 |
3 |
| Other owners | 85 |