- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 1/02 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having two cylinders
Patent holdings for IPC class F04B 1/02
Total number of patents in this class: 110
10-year publication summary
|
10
|
16
|
19
|
13
|
10
|
15
|
11
|
11
|
12
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Graco Minnesota Inc. | 1231 |
15 |
| Insulet Corporation | 857 |
6 |
| Schwing GmbH | 117 |
5 |
| Putzmeister Engineering GmbH | 349 |
4 |
| TPE Midstream LLC | 56 |
4 |
| ERBE Elektromedizin GmbH | 459 |
3 |
| Swissinnov Product SARL | 12 |
3 |
| SPM Oil & Gas Inc. | 339 |
3 |
| Robert Bosch GmbH | 43096 |
2 |
| Shimadzu Corporation | 6235 |
2 |
| Schwing Bioset, Inc. | 25 |
2 |
| Techni Waterjet Pty Ltd | 14 |
2 |
| Hitachi High-Tech Corporation | 5482 |
2 |
| Heaten AS | 17 |
2 |
| Panasonic Corporation | 19952 |
1 |
| Koninklijke Philips N.V. | 25172 |
1 |
| Caterpillar Inc. | 9852 |
1 |
| Continental Automotive GmbH | 4728 |
1 |
| Quest Medical, Inc. | 60 |
1 |
| Carrier Corporation | 4007 |
1 |
| Other owners | 49 |