- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16F - Springs; shock-absorbers; means for damping vibration
- F16F 9/48 - Arrangements for providing different damping effects at different parts of the stroke
Patent holdings for IPC class F16F 9/48
Total number of patents in this class: 269
10-year publication summary
|
25
|
23
|
25
|
20
|
39
|
20
|
16
|
20
|
11
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fox Factory, Inc. | 752 |
32 |
| Hitachi Astemo, Ltd. | 5618 |
26 |
| BeijingWest Industries, Co., Ltd. | 141 |
11 |
| Goodrich Corporation | 2081 |
9 |
| Ohlins Racing AB | 130 |
9 |
| ZF Friedrichshafen AG | 6820 |
6 |
| KYB Corporation | 1278 |
6 |
| Oshkosh Defense, LLC | 159 |
6 |
| Tenneco Automotive Operating Company Inc. | 658 |
6 |
| Safran Landing Systems UK Ltd | 165 |
6 |
| ThyssenKrupp Bilstein of America, Inc. | 18 |
5 |
| Hitachi Automotive Systems, Ltd. | 3970 |
4 |
| Kyntec Corporation | 17 |
4 |
| DRiV Automotive Inc. | 280 |
4 |
| Adams Rite Aerospace, Inc. | 14 |
3 |
| Oiles Corporation | 515 |
3 |
| SMC Corporation | 1354 |
3 |
| Stabilus GmbH | 187 |
3 |
| Sugatsune Kogyo Co., Ltd. | 284 |
3 |
| Trek Bicycle Corporation | 435 |
3 |
| Other owners | 117 |