- 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 15/20 - Other details
Patent holdings for IPC class F15B 15/20
Total number of patents in this class: 713
10-year publication summary
|
49
|
55
|
66
|
51
|
105
|
90
|
67
|
50
|
46
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 43700 |
21 |
| SMC Corporation | 1379 |
13 |
| Hitachi Construction Machinery Co., Ltd. | 2730 |
11 |
| Hamilton Sundstrand Corporation | 5017 |
10 |
| Goodrich Actuation Systems SAS | 184 |
8 |
| Festo SE & Co. KG | 416 |
8 |
| The Boeing Company | 20094 |
7 |
| Caterpillar Inc. | 10180 |
7 |
| Kubota Corporation | 4232 |
7 |
| Milwaukee Electric Tool Corporation | 4845 |
7 |
| Kosmek Ltd. | 155 |
6 |
| Saab AB | 821 |
6 |
| United Parcel Service of America, Inc. | 1529 |
6 |
| Kawasaki Heavy Industries, Limited | 1643 |
5 |
| Aladdin Engineering and Manufacturing, Inc. | 8 |
5 |
| Bumach Engineering International B.V. | 34 |
5 |
| Fisher Controls International LLC | 1483 |
5 |
| Hunan Sany Intelligent Control Equipment Co., Ltd. | 345 |
5 |
| L & B Manufacturing, Inc. | 27 |
5 |
| Microtecnica S.r.l. | 97 |
5 |
| Other owners | 561 |