- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 55/054 - Pneumatic reservoirs the gas in the reservoir being separated from the fluid in the pipe the reservoir being placed in or around the pipe from which it is separated by a sleeve-shaped membrane
Patent holdings for IPC class F16L 55/054
Total number of patents in this class: 44
10-year publication summary
|
4
|
4
|
12
|
3
|
4
|
5
|
1
|
1
|
1
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Performance Pulsation Control, Inc. | 62 |
6 |
| Carl Zeiss SMT GmbH | 3370 |
4 |
| CareFusion Corporation | 27 |
4 |
| Heriot-Watt University | 107 |
3 |
| Flamco B.V. | 37 |
2 |
| KHS GmbH | 1455 |
2 |
| Smart Pipe Company, Inc. | 22 |
2 |
| Airbus Operations GmbH | 3463 |
1 |
| Centre National d'Etudes Spatiales (C.N.E.S.) | 118 |
1 |
| Eagle Industry Co., Ltd. | 1185 |
1 |
| Equilibar, LLC | 34 |
1 |
| Hutchinson SRL | 16 |
1 |
| HYDAC Technology GmbH | 247 |
1 |
| Mhwirth GmbH | 58 |
1 |
| Midea Group Co., Ltd. | 5080 |
1 |
| PLANSEE SE | 231 |
1 |
| Safran Aircraft Engines | 6767 |
1 |
| Serac Group | 85 |
1 |
| InDyne Inc. | 2 |
1 |
| Baker Hughes, a GE Company, LLC | 2022 |
1 |
| Other owners | 8 |