- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16F - Springs; shock-absorbers; means for damping vibration
- F16F 1/373 - Springs made of material having high internal friction characterised by having a particular shape
Patent holdings for IPC class F16F 1/373
Total number of patents in this class: 482
10-year publication summary
|
29
|
41
|
44
|
57
|
71
|
46
|
52
|
38
|
27
|
13
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
12 |
| Silgan Dispensing Systems Corporation | 319 |
11 |
| Honda Motor Co., Ltd. | 24537 |
9 |
| BASF Polyurethanes GmbH a legal entity | 143 |
9 |
| NOK Corporation | 2108 |
9 |
| Robert Bosch GmbH | 40953 |
8 |
| Toyo Tire Corporation | 943 |
8 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
7 |
| Sumitomo Riko Company Limited | 962 |
7 |
| Vibracoustic Forsheda AB | 18 |
7 |
| Hendrickson USA, L.L.C. | 603 |
6 |
| ThyssenKrupp AG | 3086 |
6 |
| Illinois Tool Works Inc. | 11152 |
5 |
| Toyota Motor Corporation | 28582 |
5 |
| Raytheon Company | 8535 |
5 |
| ContiTech Vibration Control GmbH | 101 |
5 |
| Pliteq Inc. | 71 |
5 |
| ThyssenKrupp Federn und Stabilisatoren GmbH | 46 |
5 |
| Prospira Corporation | 160 |
5 |
| E. I. du Pont de Nemours and Company | 4345 |
4 |
| Other owners | 344 |