- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F15B - Systems acting by means of fluids in generalfluid-pressure actuators, e.g. servomotorsdetails of fluid-pressure systems, not otherwise provided for
- F15B 1/02 - Installations or systems with accumulators
Patent holdings for IPC class F15B 1/02
Total number of patents in this class: 706
10-year publication summary
|
72
|
62
|
49
|
59
|
61
|
58
|
48
|
55
|
36
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Caterpillar Inc. | 10280 |
33 |
| Robert Bosch GmbH | 44254 |
28 |
| Deere & Company | 8150 |
19 |
| Volvo Construction Equipment AB | 1222 |
15 |
| Hitachi Construction Machinery Co., Ltd. | 2762 |
11 |
| HYDAC Technology GmbH | 247 |
11 |
| Danfoss A/S | 1445 |
9 |
| a & a International, LLC | 18 |
8 |
| Eagle Industry Co., Ltd. | 1180 |
7 |
| Parker Intangibles LLC | 1168 |
7 |
| HYDAC Mobilhydraulik GmbH | 27 |
7 |
| Schaeffler Technologies AG & Co. KG | 11093 |
6 |
| Blue Leaf I.P., Inc. | 2930 |
6 |
| Holmes Solutions Limited Partnership | 27 |
6 |
| MacDon Industries Ltd. | 389 |
6 |
| Parker-Hannifin Corporation | 1040 |
6 |
| Voith Patent GmbH | 2741 |
6 |
| Caterpillar SARL | 487 |
5 |
| HYDAC Fluidtechnik GmbH | 139 |
5 |
| Kubota Corporation | 4409 |
5 |
| Other owners | 500 |