- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16C - Shafts; flexible shafts; mechanical means for transmitting movement in a flexible sheathing; elements of crankshaft mechanisms; pivots; pivotal connections; rotary engineering elements other than gearing, coupling, clutch or brake elements; bearings
- 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: 192
10-year publication summary
|
19
|
22
|
24
|
23
|
16
|
17
|
6
|
7
|
7
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aktiebolaget SKF | 2700 |
12 |
| Schaeffler Technologies AG & Co. KG | 8880 |
11 |
| ThyssenKrupp AG | 3086 |
6 |
| Robert Bosch GmbH | 40953 |
5 |
| NSK Ltd. | 2719 |
5 |
| Itrec B.V. | 477 |
5 |
| ThyssenKrupp Rothe Erde GmbH | 66 |
5 |
| JTEKT Corporation | 2423 |
4 |
| Daimler AG | 3462 |
3 |
| AREVA Wind GmbH | 32 |
3 |
| IHI Corporation | 3268 |
3 |
| Leitner S.p.A. | 83 |
3 |
| Roller Bearing Company of America, Inc. | 206 |
3 |
| Scientific Drilling International, Inc. | 161 |
3 |
| THK Co., Ltd. | 1206 |
3 |
| GE Infrastructure Technology, LLC | 5873 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
| Rolls-Royce PLC | 2944 |
2 |
| E. Winkemann GmbH | 3 |
2 |
| IMO Holding GmbH | 85 |
2 |
| Other owners | 107 |