- 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 33/66 - Special parts or details in view of lubrication
Patent holdings for IPC class F16C 33/66
Total number of patents in this class: 2144
10-year publication summary
|
219
|
229
|
198
|
170
|
144
|
123
|
115
|
139
|
108
|
54
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NTN Corporation | 4979 |
339 |
| Aktiebolaget SKF | 2916 |
165 |
| NSK Ltd. | 2763 |
136 |
| Schaeffler Technologies AG & Co. KG | 9688 |
127 |
| JTEKT Corporation | 2478 |
117 |
| Kyodo Yushi Co., Ltd. | 233 |
55 |
| Rtx Corporation | 9280 |
40 |
| Pratt & Whitney Canada Corp. | 4501 |
28 |
| Safran Aircraft Engines | 6209 |
26 |
| Minebea Mitsumi Inc. | 1701 |
24 |
| Schaeffler KG | 752 |
23 |
| THK Co., Ltd. | 1202 |
22 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
21 |
| General Electric Company | 17062 |
18 |
| Toyota Motor Corporation | 31237 |
17 |
| Nippon Thompson Co., Ltd. | 214 |
17 |
| Edwards Limited | 787 |
16 |
| Rolls-Royce Corporation | 1723 |
16 |
| The Timken Company | 376 |
16 |
| Idemitsu Kosan Co., Ltd. | 4136 |
15 |
| Other owners | 906 |