- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F15B - Systems acting by means of fluids in general; fluid-pressure actuators, e.g. servomotors; details of fluid-pressure systems, not otherwise provided for
- F15B 1/033 - Installations or systems with accumulators having accumulator charging devices with electrical control means
Patent holdings for IPC class F15B 1/033
Total number of patents in this class: 137
10-year publication summary
|
8
|
22
|
20
|
13
|
11
|
10
|
9
|
11
|
8
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Caterpillar Inc. | 9158 |
8 |
| Transocean Innovation Labs Ltd | 43 |
7 |
| Deere & Company | 7336 |
6 |
| Robert Bosch GmbH | 41765 |
4 |
| Ford Global Technologies, LLC | 20063 |
4 |
| Audi AG | 7276 |
3 |
| Eagle Industry Co., Ltd. | 1101 |
3 |
| Parker-Hannifin Corporation | 1022 |
3 |
| Sumitomo Heavy Industries, Ltd. | 1816 |
3 |
| HYDAC Mobilhydraulik GmbH | 22 |
3 |
| HMS - Hybrid Motion Solutions GmbH | 4 |
3 |
| Boston Dynamics, Inc. | 495 |
2 |
| Blue Leaf I.P., Inc. | 2828 |
2 |
| Kawasaki Heavy Industries, Limited | 1585 |
2 |
| Toyota Industries Corporation | 1056 |
2 |
| Hewlett Packard Enterprise Development LP | 10648 |
2 |
| BorgWarner Inc. | 2587 |
2 |
| Bosch Rexroth Corporation | 16 |
2 |
| Dana Italia S.p.A. | 30 |
2 |
| HYDAC Fluidtechnik GmbH | 134 |
2 |
| Other owners | 72 |