- 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 19/30 - Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for axial load mainly
Patent holdings for IPC class F16C 19/30
Total number of patents in this class: 308
10-year publication summary
|
33
|
31
|
29
|
23
|
16
|
14
|
11
|
9
|
7
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schaeffler Technologies AG & Co. KG | 11125 |
70 |
| NTN Corporation | 4922 |
50 |
| NSK Ltd. | 2838 |
19 |
| Aktiebolaget SKF | 3148 |
16 |
| JTEKT Corporation | 2607 |
14 |
| Schaeffler Technologies GmbH & Co. KG | 847 |
7 |
| Nidec Motor Corporation | 530 |
7 |
| Itrec B.V. | 504 |
6 |
| Koyo Bearings North America LLC | 61 |
6 |
| Coiled Tubing Rental Tools, Inc. | 11 |
5 |
| Liebherr-components Biberach GmbH | 225 |
5 |
| Schaeffler KG | 435 |
5 |
| The Timken Company | 318 |
5 |
| Alcon, Inc. | 5910 |
4 |
| Halliburton Energy Services, Inc. | 21296 |
3 |
| National Oilwell Varco, L.P. | 1700 |
3 |
| Thru Tubing Solutions, Inc. | 405 |
3 |
| Joy Global Surface Mining Inc | 373 |
3 |
| Hitachi Construction Machinery Co., Ltd. | 2765 |
2 |
| Caterpillar Inc. | 10299 |
2 |
| Other owners | 73 |