- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 1/32 - Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block
Patent holdings for IPC class F04B 1/32
Total number of patents in this class: 189
10-year publication summary
|
21
|
17
|
10
|
8
|
10
|
1
|
1
|
5
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 42450 |
70 |
| Caterpillar Inc. | 9472 |
6 |
| Danfoss Power Solutions Inc. | 110 |
6 |
| HYDAC Drive Center GmbH | 16 |
6 |
| KYB Corporation | 1353 |
6 |
| Parker-Hannifin Corporation | 1032 |
6 |
| ZF Friedrichshafen AG | 7118 |
4 |
| Innas B.V. | 23 |
4 |
| Technoboost | 86 |
4 |
| Danfoss A/S | 1348 |
4 |
| Kawasaki Heavy Industries, Limited | 1616 |
3 |
| Brueninghaus Hydromatik GmbH | 36 |
3 |
| Danfoss Power Solutions GmbH & Co. OHG | 72 |
3 |
| Nabtesco Corporation | 888 |
3 |
| The Government of the United States of America as represented by the Administrator of the U.S. Environmental Protection Agency | 10 |
3 |
| Honeywell International Inc. | 13564 |
2 |
| Toyota Industries Corporation | 1092 |
2 |
| I-jack Technologies Incorporated | 23 |
2 |
| Kanzaki Kokyukoki Mfg. Co., Ltd. | 190 |
2 |
| Kubota Corporation | 3721 |
2 |
| Other owners | 48 |