- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16F - Springsshock-absorbersmeans for damping vibration
- F16F 9/53 - Means for adjusting damping characteristics by varying fluid viscosity, e.g. electromagnetically
Patent holdings for IPC class F16F 9/53
Total number of patents in this class: 593
10-year publication summary
|
38
|
52
|
64
|
48
|
39
|
59
|
19
|
42
|
38
|
29
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Inventus Engineering GmbH | 190 |
72 |
| Moshun, LLC | 57 |
29 |
| Hitachi Automotive Systems, Ltd. | 3955 |
28 |
| Hitachi Astemo, Ltd. | 6365 |
22 |
| BeijingWest Industries, Co., Ltd. | 154 |
18 |
| Honda Motor Co., Ltd. | 25778 |
15 |
| Alps Alpine Co., Ltd. | 2141 |
14 |
| DT Swiss Inc. | 83 |
13 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10946 |
12 |
| Kayaba Industry Co., Ltd. | 349 |
12 |
| KYB Corporation | 1391 |
11 |
| GM Global Technology Operations LLC | 15352 |
10 |
| Lord Corporation | 468 |
10 |
| Samsung Electronics Co., Ltd. | 148924 |
8 |
| Caterpillar Inc. | 9730 |
8 |
| Deere & Company | 7750 |
7 |
| BWI Company Limited S.A. | 43 |
7 |
| Hyundai Motor Company | 22753 |
6 |
| Fox Factory, Inc. | 862 |
6 |
| Goodrich Corporation | 2158 |
6 |
| Other owners | 279 |