- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16F - Springsshock-absorbersmeans for damping vibration
- F16F 7/01 - Vibration-dampersShock-absorbers using friction between loose particles, e.g. sand
Patent holdings for IPC class F16F 7/01
Total number of patents in this class: 63
10-year publication summary
|
10
|
7
|
5
|
5
|
2
|
4
|
2
|
6
|
5
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valmont Industries, Inc. | 464 |
3 |
| The Supporting Organization For the Georgia O'Keeffe Museum | 8 |
3 |
| Robert Bosch GmbH | 43587 |
2 |
| Ford Global Technologies, LLC | 21274 |
2 |
| Harbin Engineering University | 163 |
2 |
| KYB Corporation | 1414 |
2 |
| Lord Corporation | 466 |
2 |
| Nagoya Institute of Technology | 245 |
2 |
| Senvion GmbH | 85 |
2 |
| Vibracoustic North America, L.P. | 13 |
2 |
| Illinois Tool Works Inc. | 11735 |
1 |
| Hitachi High-Technologies Corporation | 1992 |
1 |
| Raytheon Company | 8466 |
1 |
| Northrop Grumman Systems Corporation | 2931 |
1 |
| California Institute of Technology | 4014 |
1 |
| ZF Friedrichshafen AG | 7234 |
1 |
| Hamilton Sundstrand Corporation | 5017 |
1 |
| NTN Corporation | 4933 |
1 |
| The Raymond Corporation | 383 |
1 |
| Kennametal Inc. | 1364 |
1 |
| Other owners | 31 |