- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 39/04 - Joints or fittings for double-walled or multi-channel pipes or pipe assemblies allowing adjustment or movement
Patent holdings for IPC class F16L 39/04
Total number of patents in this class: 157
10-year publication summary
|
8
|
13
|
15
|
17
|
7
|
7
|
11
|
13
|
9
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Airbus Operations Limited | 1351 |
6 |
| Medtronic Xomed, Inc. | 603 |
6 |
| Inogen, Inc. | 108 |
6 |
| Nippon Pillar Packing Co., Ltd. | 236 |
6 |
| Airbus Operations S.A.S. | 2567 |
5 |
| Kawasaki Heavy Industries, Limited | 1687 |
3 |
| Cejn AB | 53 |
3 |
| Hytorc Division Unex Corporation | 92 |
3 |
| Nibco Inc. | 238 |
3 |
| Safran Aircraft Engines | 6741 |
3 |
| Senior IP GmbH | 52 |
3 |
| Subsea 7 Limited | 238 |
3 |
| Wartsila Finland Oy | 756 |
3 |
| HKS Dreh-Antriebe GmbH | 11 |
3 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3277 |
3 |
| Murzanski Engineering | 3 |
3 |
| Illinois Tool Works Inc. | 11863 |
2 |
| Toyota Motor Corporation | 35992 |
2 |
| Caterpillar Inc. | 10299 |
2 |
| Deublin Company | 38 |
2 |
| Other owners | 87 |