- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16L - Pipes; joints or fittings for pipes; supports for pipes, cables or protective tubing; means for thermal insulation in general
- F16L 1/26 - Repairing or joining pipes on or under water
Patent holdings for IPC class F16L 1/26
Total number of patents in this class: 437
10-year publication summary
|
42
|
35
|
39
|
46
|
51
|
37
|
28
|
25
|
12
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saipem S.p.A. | 513 |
24 |
| Equinor Energy AS | 475 |
21 |
| Vetco Gray Scandinavia AS | 177 |
19 |
| Subsea 7 Limited | 208 |
18 |
| Technip France | 737 |
16 |
| Saudi Arabian Oil Company | 11322 |
15 |
| Aker Solutions AS | 226 |
14 |
| FMC Kongsberg Subsea AS | 251 |
12 |
| Oceaneering International, Inc. | 413 |
11 |
| Statoil Petroleum AS | 555 |
9 |
| Petroleo Brasileiro S.A. - Petrobras | 730 |
8 |
| National Coupling Company, Inc. | 61 |
7 |
| Chevron U.S.A. Inc. | 3774 |
6 |
| Acergy France SAS | 124 |
6 |
| BP Corporation North America Inc. | 776 |
6 |
| Aker Subsea AS | 130 |
5 |
| Parker-Hannifin Corporation | 999 |
5 |
| BASF SE | 19740 |
4 |
| Itrec B.V. | 477 |
4 |
| Prysmian S.p.A. | 846 |
4 |
| Other owners | 223 |