- 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 21/00 - Combinations of sliding-contact bearings with ball or roller bearings, for exclusively rotary movement
Patent holdings for IPC class F16C 21/00
Total number of patents in this class: 196
10-year publication summary
|
21
|
23
|
23
|
14
|
15
|
5
|
7
|
6
|
8
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aktiebolaget SKF | 2999 |
12 |
| Schaeffler Technologies AG & Co. KG | 10094 |
9 |
| ThyssenKrupp AG | 3322 |
6 |
| Robert Bosch GmbH | 42922 |
5 |
| NSK Ltd. | 2807 |
5 |
| Itrec B.V. | 503 |
5 |
| ThyssenKrupp Rothe Erde GmbH | 66 |
5 |
| JTEKT Corporation | 2519 |
4 |
| Daimler AG | 3344 |
3 |
| Mazda Motor Corporation | 3189 |
3 |
| IHI Corporation | 3458 |
3 |
| Leitner S.p.A. | 86 |
3 |
| Roller Bearing Company of America, Inc. | 208 |
3 |
| Scientific Drilling International, Inc. | 168 |
3 |
| THK Co., Ltd. | 1192 |
3 |
| GE Infrastructure Technology, LLC | 6198 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8846 |
2 |
| Rolls-Royce PLC | 3139 |
2 |
| AREVA Wind GmbH | 31 |
2 |
| E. Winkemann GmbH | 4 |
2 |
| Other owners | 113 |