- 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 33/51 - Cages for rollers or needles formed of unconnected members
Patent holdings for IPC class F16C 33/51
Total number of patents in this class: 81
10-year publication summary
|
9
|
8
|
7
|
2
|
1
|
3
|
4
|
1
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aktiebolaget SKF | 2882 |
31 |
| Schaeffler Technologies AG & Co. KG | 9493 |
13 |
| NTN Corporation | 4977 |
12 |
| NSK Ltd. | 2738 |
7 |
| Hitachi Construction Machinery Co., Ltd. | 2568 |
2 |
| ThyssenKrupp Rothe Erde GmbH | 66 |
2 |
| Tsubakimoto Chain Co. | 619 |
2 |
| Daimler AG | 3414 |
1 |
| Hamilton Sundstrand Corporation | 4765 |
1 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
1 |
| Aktiebolaget | 2 |
1 |
| AMSC Austria GmbH | 4 |
1 |
| Cooper Roller Bearings Company Limited | 15 |
1 |
| Schaeffler KG | 795 |
1 |
| SKF Aerospace France S.A.S. | 47 |
1 |
| The Timken Company | 380 |
1 |
| GE Infrastructure Technology, LLC | 6134 |
1 |
| PSL, a.s. | 2 |
1 |
| Vestas Wind Systems A/S | 3605 |
1 |
| Other owners | 0 |