- 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 15/22 - Other details for accelerating or decelerating the stroke
Patent holdings for IPC class F15B 15/22
Total number of patents in this class: 307
10-year publication summary
|
27
|
18
|
33
|
18
|
21
|
31
|
25
|
14
|
13
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SMC Corporation | 1364 |
29 |
| KYB Corporation | 1382 |
12 |
| Caterpillar Inc. | 9640 |
10 |
| Hunan Sany Intelligent Control Equipment Co., Ltd. | 345 |
7 |
| Kayaba Industry Co., Ltd. | 352 |
7 |
| Sany Heavy Industry Co., Ltd. | 243 |
7 |
| Hamilton Sundstrand Corporation | 4923 |
6 |
| Swagelok Company | 318 |
6 |
| Airbus Operations Limited | 1279 |
4 |
| ZF Friedrichshafen AG | 7175 |
4 |
| Bumach Engineering International B.V. | 34 |
4 |
| Emerson Process Management Valve Automation, Inc. | 59 |
4 |
| Festo SE & Co. KG | 389 |
4 |
| The Boeing Company | 20131 |
3 |
| Deere & Company | 7671 |
3 |
| Robert Bosch GmbH | 42815 |
3 |
| Buemach Engineering International B.V. | 15 |
3 |
| DADCO, Inc. | 53 |
3 |
| Gaudet Machine Works Inc. | 8 |
3 |
| Hydra Dyne Technology Inc. | 14 |
3 |
| Other owners | 182 |