- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 1/0408 - Pistons
Patent holdings for IPC class F04B 1/0408
Total number of patents in this class: 95
10-year publication summary
|
3
|
1
|
5
|
6
|
18
|
8
|
15
|
14
|
14
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kerr Machine Co. | 133 |
20 |
| Robert Bosch GmbH | 42632 |
12 |
| Graco Minnesota Inc. | 1187 |
7 |
| Halliburton Energy Services, Inc. | 20862 |
3 |
| PHINIA Jersey Holdings LLC | 365 |
3 |
| Phinia Holdings Jersey Ltd | 316 |
3 |
| Schaeffler Technologies AG & Co. KG | 9818 |
2 |
| Artemis Intelligent Power Limited | 100 |
2 |
| Danfoss Power Solutions GmbH & Co. OHG | 73 |
2 |
| Katadyn Desalination, LLC | 7 |
2 |
| Poclain Hydraulics Industrie | 240 |
2 |
| Syntegon Technology GmbH | 241 |
2 |
| Beijing Ccri-tianma Automation Technology Co., Ltd. | 65 |
2 |
| Denso Corporation | 24230 |
1 |
| Hyundai Motor Company | 21897 |
1 |
| Kia Motors Corporation | 7757 |
1 |
| Hubbell Incorporated | 3253 |
1 |
| ADVICS Co., Ltd. | 1277 |
1 |
| Aktiebolaget SKF | 2937 |
1 |
| Annovi Reverberi S.p.A. | 58 |
1 |
| Other owners | 26 |