- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16C - Shaftsflexible shaftsmechanical means for transmitting movement in a flexible sheathingelements of crankshaft mechanismspivotspivotal connectionsrotary engineering elements other than gearing, coupling, clutch or brake elementsbearings
- F16C 33/50 - Cages for rollers or needles formed of interconnected members, e.g. chains
Patent holdings for IPC class F16C 33/50
Total number of patents in this class: 107
10-year publication summary
|
10
|
11
|
7
|
6
|
9
|
5
|
6
|
2
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aktiebolaget SKF | 2839 |
27 |
| Schaeffler Technologies AG & Co. KG | 9395 |
20 |
| NTN Corporation | 4976 |
9 |
| The Timken Company | 383 |
9 |
| Bowman International Limited | 29 |
9 |
| Schaeffler KG | 817 |
6 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
5 |
| THK Co., Ltd. | 1215 |
4 |
| NSK Ltd. | 2738 |
3 |
| Cooper Roller Bearings Company Limited | 15 |
3 |
| ZF Friedrichshafen AG | 7028 |
1 |
| JTEKT Corporation | 2443 |
1 |
| AB SKF | 171 |
1 |
| Chieftek Precision Co., Ltd. | 23 |
1 |
| Interroll Holding AG | 272 |
1 |
| Nippon Bearing Co., Ltd. | 19 |
1 |
| NuFlare Technology, Inc. | 806 |
1 |
| WRH Walter Reist Holding AG | 45 |
1 |
| Hydra-Ring Limited | 2 |
1 |
| GE Infrastructure Technology, LLC | 6114 |
1 |
| Other owners | 2 |