- 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 23/04 - Sliding-contact bearings self-adjusting
Patent holdings for IPC class F16C 23/04
Total number of patents in this class: 425
10-year publication summary
46
|
43
|
41
|
33
|
33
|
37
|
32
|
28
|
14
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Roller Bearing Company of America, Inc. | 206 |
38 |
Schaeffler Technologies AG & Co. KG | 8880 |
12 |
ZF Friedrichshafen AG | 6820 |
11 |
Aktiebolaget SKF | 2700 |
10 |
Miba Gleitlager Austria GmbH | 114 |
10 |
Robert Bosch GmbH | 40953 |
9 |
NTN Corporation | 5008 |
9 |
Minebea Mitsumi Inc. | 1461 |
9 |
SKF Aerospace France S.A.S. | 45 |
8 |
Schaublin SA | 39 |
7 |
US Synthetic Corporation | 601 |
6 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
5 |
H.e.f. | 127 |
5 |
IHI Corporation | 3268 |
5 |
Hydromecanique et Frottement | 86 |
5 |
General Electric Company | 18133 |
4 |
The Boeing Company | 19843 |
4 |
Deere & Company | 6845 |
4 |
Airbus Operations S.A.S. | 2407 |
4 |
Rolls-Royce PLC | 2944 |
4 |
Other owners | 256 |