- 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 39/04 - Relieving load on bearings using hydraulic or pneumatic means
Patent holdings for IPC class F16C 39/04
Total number of patents in this class: 48
10-year publication summary
|
3
|
2
|
4
|
4
|
6
|
1
|
1
|
3
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24200 |
6 |
| Nikon Corporation | 7304 |
5 |
| SKF Marine GmbH | 84 |
3 |
| Rolls-Royce PLC | 3183 |
2 |
| NSK Ltd. | 2824 |
2 |
| Matthews International Corporation | 320 |
2 |
| Siemens Energy Global GmbH & Co. KG | 3249 |
2 |
| Rtx Corporation | 9875 |
2 |
| General Electric Company | 13831 |
1 |
| Pratt & Whitney Canada Corp. | 5223 |
1 |
| Schaeffler Technologies AG & Co. KG | 10707 |
1 |
| JPMorgan Chase Bank, National Association | 8653 |
1 |
| Aktiebolaget SKF | 3076 |
1 |
| Ceské Vysoké Ucení Technické V Praze | 77 |
1 |
| IHI Corporation | 3514 |
1 |
| Minesto AB | 32 |
1 |
| New Way Machine Components, Inc. | 37 |
1 |
| Safran Aircraft Engines | 6539 |
1 |
| Siemens Research Center Limited Liability Company | 8 |
1 |
| Southwest Research Institute | 735 |
1 |
| Other owners | 12 |