- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16F - Springs; shock-absorbers; means for damping vibration
- F16F 9/512 - Means responsive to load action on the damper or fluid pressure in the damper
Patent holdings for IPC class F16F 9/512
Total number of patents in this class: 482
10-year publication summary
|
59
|
42
|
41
|
64
|
47
|
50
|
39
|
45
|
43
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fox Factory, Inc. | 752 |
64 |
| ZF Friedrichshafen AG | 6820 |
47 |
| HL Mando Corporation | 1310 |
32 |
| Hitachi Astemo, Ltd. | 5618 |
30 |
| KYB Corporation | 1278 |
21 |
| Tenneco Automotive Operating Company Inc. | 658 |
20 |
| Koni B.V. | 46 |
18 |
| Oshkosh Defense, LLC | 159 |
15 |
| BeijingWest Industries, Co., Ltd. | 141 |
13 |
| ThyssenKrupp Bilstein GmbH | 188 |
11 |
| Ohlins Racing AB | 130 |
10 |
| PSA Automobiles SA | 2057 |
8 |
| ThyssenKrupp AG | 3086 |
7 |
| DRiV Automotive Inc. | 280 |
5 |
| Toyota Motor Corporation | 28582 |
4 |
| Betterguards Technology GmbH | 40 |
4 |
| Julius Blum GmbH | 1156 |
4 |
| Stabilus GmbH | 187 |
4 |
| CRRC Qingdao Sifang Co., Ltd. | 354 |
3 |
| Icon Vehicle Dynamics LLC | 23 |
3 |
| Other owners | 159 |