- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16F - Springs; shock-absorbers; means for damping vibration
- F16F 15/173 - Suppression of vibrations in rotating systems by making use of members moving with the system using a fluid having an inertia member, e.g. ring provided within a closed housing
Patent holdings for IPC class F16F 15/173
Total number of patents in this class: 68
10-year publication summary
|
4
|
4
|
4
|
8
|
4
|
9
|
12
|
5
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hasse & WREDE GmbH | 45 |
23 |
| Pratt & Whitney Canada Corp. | 4215 |
5 |
| Exedy Corporation | 488 |
3 |
| Baker Hughes Oilfield Operations, LLC | 1885 |
3 |
| Achates Power, Inc. | 206 |
2 |
| Fukoku Co., Ltd. | 69 |
2 |
| GM Global Technology Operations, Inc. | 641 |
2 |
| Teeness ASA | 8 |
2 |
| Valeo Embrayages | 590 |
2 |
| Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | 1407 |
2 |
| General Electric Company | 18133 |
1 |
| Siemens AG | 24990 |
1 |
| Toyota Motor Corporation | 28582 |
1 |
| GM Global Technology Operations LLC | 13620 |
1 |
| Ford Global Technologies, LLC | 19702 |
1 |
| Nissan Motor Co., Ltd. | 12249 |
1 |
| Caterpillar Inc. | 8877 |
1 |
| AGCO Corporation | 1062 |
1 |
| AVL List GmbH | 1232 |
1 |
| Beijing University of Chemical Technology | 287 |
1 |
| Other owners | 12 |