- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 23/10 - Combinations of two or more pumps the pumps being of different types at least one pump being of the reciprocating positive-displacement type
Patent holdings for IPC class F04B 23/10
Total number of patents in this class: 110
10-year publication summary
|
11
|
9
|
10
|
7
|
7
|
3
|
8
|
2
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 42126 |
17 |
| Black & Decker, Inc. | 2410 |
15 |
| National Oilwell Varco, L.P. | 1620 |
6 |
| Hydro-Gear Limited Partnership | 346 |
5 |
| Eaton Intelligent Power Limited | 5873 |
4 |
| Eaton Corporation | 1821 |
3 |
| Dosatron International | 68 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8570 |
2 |
| Caterpillar Inc. | 9347 |
2 |
| Continental Automotive GmbH | 5024 |
2 |
| Bausch + Strobel Maschinenfabrik Ilshofen GmbH & Co. KG | 51 |
2 |
| Cummins Inc. | 2530 |
2 |
| Hyundai Heavy Industries Co., Ltd. | 275 |
2 |
| Intex Marketing Ltd. | 227 |
2 |
| Micropump, Inc. | 21 |
2 |
| Schwing GmbH | 109 |
2 |
| Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | 1410 |
2 |
| Nuovo Pignone Tecnologie S.r.l. | 911 |
2 |
| Schlumberger Technology Corporation | 10495 |
1 |
| Denso Corporation | 23996 |
1 |
| Other owners | 33 |