- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 49/08 - Regulating by delivery pressure
Patent holdings for IPC class F04B 49/08
Total number of patents in this class: 596
10-year publication summary
|
50
|
51
|
55
|
48
|
66
|
41
|
46
|
38
|
42
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 44128 |
29 |
| Atlas Copco Airpower, naamloze vennootschap | 1078 |
16 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1538 |
14 |
| PENTAIR Flow Technologies, LLC | 176 |
14 |
| Caterpillar Inc. | 10272 |
11 |
| Hamilton Sundstrand Corporation | 5016 |
10 |
| Aperia Technologies, Inc. | 53 |
10 |
| Graco Minnesota Inc. | 1277 |
10 |
| Milwaukee Electric Tool Corporation | 4954 |
10 |
| Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH | 569 |
8 |
| Danfoss A/S | 1428 |
8 |
| Illinois Tool Works Inc. | 11858 |
7 |
| BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC) | 230 |
7 |
| Hitachi Construction Machinery Co., Ltd. | 2749 |
6 |
| Hyundai Motor Company | 24602 |
6 |
| Nippon Pillar Packing Co., Ltd. | 238 |
6 |
| Eaton Intelligent Power Limited | 6236 |
6 |
| Continental Reifen Deutschland GmbH | 2537 |
5 |
| Kia Motors Corporation | 7718 |
5 |
| AGCO International GmbH | 718 |
5 |
| Other owners | 403 |