- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 27/00 - Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
Patent holdings for IPC class F04B 27/00
Total number of patents in this class: 126
10-year publication summary
|
16
|
22
|
13
|
13
|
10
|
8
|
9
|
10
|
19
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| WABCO Europe BVBA | 216 |
6 |
| Kerr Machine Co. | 175 |
5 |
| ZF CV Systems Europe BV | 821 |
5 |
| Koninklijke Philips N.V. | 25856 |
4 |
| GREE Electric Appliances, Inc. of Zhuhai | 3316 |
4 |
| TPE Midstream LLC | 62 |
4 |
| Copeland LP | 700 |
4 |
| Robert Bosch GmbH | 44160 |
3 |
| Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH | 569 |
3 |
| Oshkosh Corporation | 1613 |
3 |
| Zhe Jiang Hong Zhu Plastic Hardware Co., Ltd. | 6 |
3 |
| Toyota Industries Corporation | 1209 |
2 |
| Gast Manufacturing, Inc. | 28 |
2 |
| Max Co., Ltd. | 869 |
2 |
| Medela Holding AG | 356 |
2 |
| Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | 1351 |
2 |
| Vieletech Inc. | 5 |
2 |
| SPM Oil & Gas Inc. | 360 |
2 |
| Illinois Tool Works Inc. | 11863 |
1 |
| Honda Motor Co., Ltd. | 26025 |
1 |
| Other owners | 66 |