- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16F - Springsshock-absorbersmeans for damping vibration
- F16F 9/46 - Means on or in the damper for manual or non-automatic adjustmentSprings, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium Details such means combined with temperature correction allowing control from a distance
Patent holdings for IPC class F16F 9/46
Total number of patents in this class: 799
10-year publication summary
|
75
|
72
|
71
|
100
|
77
|
65
|
58
|
41
|
50
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KYB Corporation | 1353 |
96 |
| Fox Factory, Inc. | 828 |
94 |
| Hitachi Astemo, Ltd. | 6358 |
83 |
| Hitachi Automotive Systems, Ltd. | 3958 |
48 |
| ZF Friedrichshafen AG | 7119 |
44 |
| Ohlins Racing AB | 135 |
26 |
| ThyssenKrupp Bilstein GmbH | 202 |
25 |
| ThyssenKrupp AG | 3262 |
22 |
| Tenneco Automotive Operating Company Inc. | 633 |
21 |
| DRiV Automotive Inc. | 335 |
18 |
| Kayaba Industry Co., Ltd. | 358 |
17 |
| KENDRION (Villingen) GmbH | 77 |
17 |
| Showa Corporation | 188 |
16 |
| HL Mando Corporation | 1602 |
15 |
| BeijingWest Industries, Co., Ltd. | 150 |
12 |
| Oshkosh Defense, LLC | 185 |
10 |
| KYB Motorcycle Suspension Co., Ltd. | 71 |
10 |
| ETO Magnetic GmbH | 274 |
9 |
| Koni B.V. | 46 |
7 |
| Sistemi Sospensioni S.p.A. | 58 |
6 |
| Other owners | 203 |