- 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 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: 37
10-year publication summary
|
0
|
3
|
4
|
4
|
12
|
3
|
4
|
4
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CareFusion Corporation | 26 |
4 |
| Performance Pulsation Control, Inc. | 57 |
4 |
| Heriot-Watt University | 123 |
3 |
| Flamco B.V. | 85 |
2 |
| KHS GmbH | 1381 |
2 |
| Smart Pipe Company, Inc. | 25 |
2 |
| Airbus Operations GmbH | 3188 |
1 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
1 |
| Centre National d'Etudes Spatiales (C.N.E.S.) | 131 |
1 |
| Eagle Industry Co., Ltd. | 1062 |
1 |
| Hutchinson SRL | 13 |
1 |
| HYDAC Technology GmbH | 221 |
1 |
| Mhwirth GmbH | 54 |
1 |
| Midea Group Co., Ltd. | 4025 |
1 |
| PLANSEE SE | 233 |
1 |
| Safran Aircraft Engines | 5739 |
1 |
| Serac Group | 91 |
1 |
| InDyne Inc. | 2 |
1 |
| Baker Hughes, a GE Company, LLC | 2171 |
1 |
| Arianegroup SAS | 493 |
1 |
| Other owners | 6 |