- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 45/033 - Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having bellows having fluid drive
Patent holdings for IPC class F04B 45/033
Total number of patents in this class: 31
10-year publication summary
|
4
|
1
|
2
|
2
|
0
|
4
|
2
|
4
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pressure Wave Systems GmbH | 15 |
5 |
| HYDAC Technology GmbH | 244 |
4 |
| Lynntech, Inc. | 31 |
4 |
| Nippon Pillar Packing Co., Ltd. | 239 |
3 |
| Smith & Nephew plc | 754 |
3 |
| Wanner Engineering, Inc. | 57 |
2 |
| Halliburton Energy Services, Inc. | 21217 |
1 |
| Carrier Corporation | 3967 |
1 |
| Dajustco IP Holdings Inc. | 32 |
1 |
| Garniman S.A. | 4 |
1 |
| Iwaki Co., Ltd. | 56 |
1 |
| Medela Holding AG | 447 |
1 |
| Oest Holding GmbH | 58 |
1 |
| The University of Melbourne | 554 |
1 |
| Jiangsu Leili Motor Co., Ltd. | 23 |
1 |
| RSM Imagineering AS | 12 |
1 |
| Other owners | 0 |