- 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 23/026 - Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes by welding
Patent holdings for IPC class F16L 23/026
Total number of patents in this class: 51
10-year publication summary
|
5
|
8
|
7
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4
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4
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3
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3
|
2
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0
|
0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamilton Sundstrand Corporation | 4724 |
2 |
| Showa Denko K.K. | 2340 |
2 |
| ContiTech Techno-Chemie GmbH | 74 |
2 |
| Nippon Steel Corporation | 6000 |
2 |
| Sekisui Chemical Co., Ltd. | 3307 |
2 |
| Statoil Petroleum AS | 541 |
2 |
| Evaford One Pty Ltd | 2 |
2 |
| Allectra GmbH | 4 |
2 |
| Argo GmbH | 20 |
2 |
| Siemens AG | 24573 |
1 |
| Ford Global Technologies, LLC | 20063 |
1 |
| Asahi Glass Company, Limited | 2883 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10694 |
1 |
| Carrier Corporation | 4449 |
1 |
| Alcoa Inc. | 300 |
1 |
| Drägerwerk AG & Co. KGaA | 860 |
1 |
| Eagle Industry Co., Ltd. | 1101 |
1 |
| General Electric Technology GmbH | 1599 |
1 |
| Hanon Systems | 1819 |
1 |
| Inner Mongolia Golden Ocean New Energy Technology Corporation Co., Ltd. | 1 |
1 |
| Other owners | 22 |