- 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 15/06 - Screw-threaded joints; Forms of screw-threads for such joints characterised by the shape of the screw-thread
Patent holdings for IPC class F16L 15/06
Total number of patents in this class: 399
10-year publication summary
23
|
36
|
16
|
33
|
30
|
32
|
34
|
28
|
26
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Nippon Steel Corporation | 5649 |
66 |
Vallourec Oil and Gas France | 450 |
57 |
Hydril Company | 111 |
26 |
JFE Steel Corporation | 6067 |
17 |
Marubeni-Itochu Tubulars America Inc. | 15 |
7 |
Tenaris Connections B.V. | 171 |
7 |
Vallourec Mannesmann Oil & Gas France | 66 |
7 |
Sandvik Intellectual Property AB | 1634 |
5 |
Complete Group Technologies Ltd. | 6 |
5 |
Rotary Connections International Ltd. | 10 |
5 |
Halliburton Energy Services, Inc. | 20165 |
4 |
Certus Energy Solutions, LLC | 5 |
4 |
Diversity Technologies Corporation | 46 |
4 |
Houston International Specialty, Inc. | 7 |
4 |
Sumitomo Metal Industries, Ltd. | 453 |
4 |
voestalpine Tubulars GmbH & Co KG | 42 |
4 |
Sandvik Mining and Construction Tools AB | 147 |
4 |
OCTG Connections, LLC | 4 |
4 |
Schlumberger Technology Corporation | 9690 |
3 |
Becton, Dickinson and Company | 6712 |
3 |
Other owners | 159 |