- 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 35/04 - Rigid support of bearing unitsHousings, e.g. caps, covers in the case of ball or roller bearings
Patent holdings for IPC class F16C 35/04
Total number of patents in this class: 473
10-year publication summary
|
57
|
38
|
54
|
48
|
45
|
35
|
41
|
28
|
32
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aktiebolaget SKF | 2924 |
70 |
| Schaeffler Technologies AG & Co. KG | 9771 |
26 |
| Rtx Corporation | 9313 |
11 |
| SPM Oil & Gas Inc. | 323 |
10 |
| Pratt & Whitney Canada Corp. | 4629 |
9 |
| ZF Friedrichshafen AG | 7135 |
9 |
| General Electric Company | 13830 |
8 |
| Robert Bosch GmbH | 42505 |
8 |
| Nikon Metrology, NV | 65 |
7 |
| LG Innotek Co., Ltd. | 7552 |
7 |
| NTN Corporation | 4977 |
7 |
| Aktiebolaget SKF | 98 |
7 |
| JTEKT Corporation | 2490 |
6 |
| BorgWarner Inc. | 2608 |
6 |
| IMO Holding GmbH | 84 |
5 |
| Regal Beloit America, Inc. | 869 |
5 |
| Safran Aircraft Engines | 6250 |
5 |
| The Timken Company | 374 |
5 |
| Siemens AG | 24547 |
4 |
| Hamilton Sundstrand Corporation | 4834 |
4 |
| Other owners | 254 |