- 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 35/04 - Rigid support of bearing units; Housings, 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: 444
10-year publication summary
49
|
57
|
38
|
54
|
48
|
45
|
35
|
36
|
27
|
11
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Aktiebolaget SKF | 2700 |
64 |
Schaeffler Technologies AG & Co. KG | 8880 |
23 |
Rtx Corporation | 8674 |
11 |
Pratt & Whitney Canada Corp. | 4215 |
10 |
ZF Friedrichshafen AG | 6820 |
9 |
SPM Oil & Gas Inc. | 304 |
9 |
General Electric Company | 18133 |
8 |
Robert Bosch GmbH | 40953 |
8 |
Nikon Metrology, NV | 69 |
7 |
NTN Corporation | 5008 |
7 |
BorgWarner Inc. | 2604 |
7 |
Aktiebolaget SKF | 98 |
7 |
LG Innotek Co., Ltd. | 6758 |
6 |
JTEKT Corporation | 2423 |
6 |
AB SKF | 193 |
6 |
IMO Holding GmbH | 85 |
5 |
Regal Beloit America, Inc. | 939 |
5 |
Safran Aircraft Engines | 5739 |
5 |
The Timken Company | 392 |
5 |
Siemens AG | 24990 |
4 |
Other owners | 232 |