- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04F - Pumping of fluid by direct contact of another fluid or by using inertia of fluid to be pumped; siphons
- F04F 1/06 - Pumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped the fluid medium acting on the surface of the liquid to be pumped
Patent holdings for IPC class F04F 1/06
Total number of patents in this class: 111
10-year publication summary
|
6
|
4
|
11
|
12
|
8
|
14
|
3
|
1
|
6
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Linde Aktiengesellschaft | 1551 |
9 |
| TLV Co., Ltd. | 336 |
5 |
| Sekisui Chemical Co., Ltd. | 3303 |
4 |
| Murata Manufacturing Co., Ltd. | 23648 |
3 |
| Institut National Polytechnique de Toulouse | 200 |
3 |
| Kepplair Evolution | 3 |
3 |
| Centre National de La Recherche Scientifique | 10068 |
2 |
| Bio-Rad Laboratories, Inc. | 1612 |
2 |
| Forbes Marshall Pvt. Ltd | 36 |
2 |
| Spence Engineering Company, Inc. | 5 |
2 |
| Ushio Chemix Corporation | 11 |
2 |
| PumpOne Environmental, LLC | 5 |
2 |
| F. Hoffmann-La Roche AG | 7939 |
1 |
| Roche Diagnostics GmbH | 2709 |
1 |
| Schlumberger Technology Corporation | 10228 |
1 |
| Funai Electric Co., Ltd. | 864 |
1 |
| Airwell Oil & Gas Pty Ltd | 1 |
1 |
| ANDREAS Hofer Hochdrucktechnik GmbH | 2 |
1 |
| Bayer Technology Services GmbH | 189 |
1 |
| BSH Bosch und Siemens Hausgerate GmbH | 3054 |
1 |
| Other owners | 64 |