- 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 11/20 - Double-walled hoses
Patent holdings for IPC class F16L 11/20
Total number of patents in this class: 211
10-year publication summary
|
24
|
26
|
34
|
29
|
12
|
15
|
18
|
9
|
5
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Teknor Apex Company | 234 |
6 |
| Technip France | 737 |
5 |
| Gates Corporation | 1182 |
4 |
| Neoperl GmbH | 608 |
4 |
| Ragner Technology Corporation | 6 |
4 |
| Winston Products LLC | 144 |
4 |
| Bayer AG | 3045 |
3 |
| Blue Gentian, LLC | 4 |
3 |
| Fiberspar Corporation | 11 |
3 |
| Flexible Technologies, Inc. | 47 |
3 |
| Mercedes Textiles Ltd. | 89 |
3 |
| National Oilwell Varco Denmark I/S | 135 |
3 |
| Nexans | 588 |
3 |
| ShawCor Ltd. | 79 |
3 |
| ContiTech USA, Inc. | 511 |
3 |
| Equinor Energy AS | 475 |
3 |
| Gates Engineering & Services UK Ltd | 5 |
3 |
| Vinje Industri AS | 3 |
3 |
| Westfalia Metal Hoses GmbH | 9 |
3 |
| Illinois Tool Works Inc. | 11152 |
2 |
| Other owners | 143 |