- 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 59/18 - Arrangements specially adapted to local requirements at flanges, junctions, valves, or the like adapted for joints
Patent holdings for IPC class F16L 59/18
Total number of patents in this class: 191
10-year publication summary
|
25
|
17
|
18
|
16
|
17
|
11
|
10
|
29
|
14
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3599 |
6 |
| Taylor Kerr (Couplings) Limited | 19 |
6 |
| Nexans | 609 |
5 |
| Victaulic Company | 636 |
5 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3015 |
5 |
| Brugg Rohr AG Holding | 37 |
4 |
| NORMA Germany GmbH | 222 |
4 |
| ShawCor Ltd. | 78 |
4 |
| Siemens AG | 24565 |
3 |
| Airbus Operations S.A.S. | 2447 |
3 |
| Airbus Operations Limited | 1217 |
3 |
| Kawasaki Heavy Industries, Limited | 1590 |
3 |
| Durasystems Barriers, Inc. | 13 |
3 |
| Senior IP GmbH | 53 |
3 |
| Technip France | 716 |
3 |
| Vetco Gray Scandinavia AS | 172 |
3 |
| Mann Teknik AB | 24 |
3 |
| Siemens Energy Global GmbH & Co. KG | 2829 |
3 |
| REHAU Industries SE & Co. KG | 352 |
3 |
| Airbus S.A.S. | 855 |
2 |
| Other owners | 117 |