- 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 33/46 - Cages for rollers or needles
Patent holdings for IPC class F16C 33/46
Total number of patents in this class: 854
10-year publication summary
|
91
|
74
|
83
|
60
|
55
|
48
|
42
|
61
|
44
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schaeffler Technologies AG & Co. KG | 9807 |
174 |
| NTN Corporation | 4984 |
169 |
| Aktiebolaget SKF | 2934 |
120 |
| JTEKT Corporation | 2492 |
77 |
| NSK Ltd. | 2771 |
67 |
| The Timken Company | 372 |
19 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
15 |
| Schaeffler KG | 734 |
14 |
| Bowman International Limited | 27 |
10 |
| General Electric Company | 13829 |
8 |
| Koyo Bearings North America LLC | 61 |
8 |
| Nippon Thompson Co., Ltd. | 216 |
8 |
| Nabtesco Corporation | 888 |
7 |
| Harmonic Drive Systems Inc. | 473 |
5 |
| Roller Bearing Company of America, Inc. | 208 |
5 |
| ThyssenKrupp AG | 3276 |
4 |
| ThyssenKrupp Rothe Erde GmbH | 66 |
4 |
| ZF Friedrichshafen AG | 7135 |
3 |
| AB SKF | 159 |
3 |
| Cooper Roller Bearings Company Limited | 15 |
3 |
| Other owners | 131 |