- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16F - Springsshock-absorbersmeans for damping vibration
- F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium Details
Patent holdings for IPC class F16F 9/32
Total number of patents in this class: 2064
10-year publication summary
|
185
|
193
|
217
|
180
|
158
|
124
|
131
|
141
|
101
|
91
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KYB Corporation | 1441 |
195 |
| Hitachi Astemo, Ltd. | 6434 |
160 |
| Hitachi Automotive Systems, Ltd. | 3954 |
75 |
| ZF Friedrichshafen AG | 7272 |
70 |
| Advanced Suspension Technology LLC | 267 |
65 |
| Fox Factory, Inc. | 901 |
62 |
| ThyssenKrupp Bilstein GmbH | 233 |
61 |
| ThyssenKrupp AG | 3333 |
56 |
| KYB Motorcycle Suspension Co., Ltd. | 93 |
54 |
| Goodrich Corporation | 2182 |
49 |
| Kayaba Industry Co., Ltd. | 342 |
46 |
| Showa Corporation | 188 |
40 |
| Firestone Industrial Products Company, LLC | 326 |
35 |
| BeijingWest Industries, Co., Ltd. | 158 |
30 |
| Tenneco Automotive Operating Company Inc. | 451 |
27 |
| Honda Motor Co., Ltd. | 26657 |
26 |
| Nifco Inc. | 1111 |
23 |
| Piolax Inc. | 426 |
23 |
| Astemo, Ltd. | 747 |
23 |
| NHK Spring Co., Ltd. | 2028 |
22 |
| Other owners | 922 |