- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16F - Springs; shock-absorbers; means 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: 552
10-year publication summary
|
39
|
39
|
52
|
67
|
49
|
40
|
60
|
20
|
42
|
15
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Inventus Engineering GmbH | 176 |
71 |
| Hitachi Automotive Systems, Ltd. | 3970 |
28 |
| Hitachi Astemo, Ltd. | 5618 |
21 |
| Honda Motor Co., Ltd. | 24537 |
17 |
| BeijingWest Industries, Co., Ltd. | 141 |
17 |
| Alps Alpine Co., Ltd. | 1831 |
14 |
| Moshun, LLC | 40 |
14 |
| DT Swiss Inc. | 74 |
13 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
12 |
| Kayaba Industry Co., Ltd. | 376 |
12 |
| GM Global Technology Operations LLC | 13620 |
11 |
| KYB Corporation | 1278 |
11 |
| Lord Corporation | 484 |
10 |
| Caterpillar Inc. | 8877 |
8 |
| BWI Company Limited S.A. | 72 |
8 |
| Deere & Company | 6845 |
7 |
| General Dynamics European Land Systems-mowag GmbH | 21 |
7 |
| Samsung Electronics Co., Ltd. | 131630 |
6 |
| Goodrich Corporation | 2081 |
6 |
| Fox Factory, Inc. | 752 |
5 |
| Other owners | 254 |