- 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 33/52 - Cages for rollers or needles with no part entering between, or touching, the bearing surfaces of the rollers
Patent holdings for IPC class F16C 33/52
Total number of patents in this class: 48
10-year publication summary
|
6
|
4
|
3
|
4
|
6
|
1
|
0
|
1
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Timken Company | 375 |
8 |
| Schaeffler KG | 744 |
5 |
| Schaeffler Technologies AG & Co. KG | 9706 |
4 |
| ThyssenKrupp AG | 3254 |
3 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
2 |
| JTEKT Corporation | 2482 |
2 |
| Aktiebolaget SKF | 2918 |
2 |
| DeLaval Holding AB | 932 |
2 |
| Forum US, Inc. | 330 |
2 |
| Genesis Advanced Technology Inc. | 51 |
2 |
| ThyssenKrupp Rothe Erde GmbH | 66 |
2 |
| NTN Corporation | 4975 |
1 |
| Koyo Bearings USA LLC | 13 |
1 |
| NSK Ltd. | 2763 |
1 |
| Danieli & C. Officine Meccaniche S.p.A. | 705 |
1 |
| EBT, Inc. | 5 |
1 |
| Koyo Bearings North America LLC | 63 |
1 |
| Paul Müller GmbH & Co. KG Unternehmensbeteiligungen | 38 |
1 |
| Roller Bearing Company of America, Inc. | 207 |
1 |
| Tsubakimoto Chain Co. | 617 |
1 |
| Other owners | 5 |