- 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 19/26 - Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for radial load mainly with a single row of rollers
Patent holdings for IPC class F16C 19/26
Total number of patents in this class: 463
10-year publication summary
58
|
63
|
47
|
53
|
50
|
28
|
35
|
26
|
25
|
6
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
NTN Corporation | 5008 |
101 |
Aktiebolaget SKF | 2700 |
49 |
NSK Ltd. | 2719 |
42 |
Schaeffler Technologies AG & Co. KG | 8880 |
38 |
Schaeffler KG | 960 |
19 |
JTEKT Corporation | 2423 |
14 |
Rtx Corporation | 8674 |
11 |
General Electric Company | 18133 |
10 |
Nippon Thompson Co., Ltd. | 192 |
8 |
Bowman International Limited | 29 |
8 |
Hamilton Sundstrand Corporation | 4525 |
7 |
Safran Aircraft Engines | 5739 |
7 |
Schaeffler Technologies GmbH & Co. KG | 846 |
6 |
Pratt & Whitney Canada Corp. | 4215 |
5 |
Koyo Bearings North America LLC | 67 |
5 |
Sumitomo Heavy Industries, Ltd. | 1670 |
5 |
Harmonic Drive Systems Inc. | 465 |
4 |
Roller Bearing Company of America, Inc. | 206 |
4 |
The Timken Company | 392 |
4 |
ZF Friedrichshafen AG | 6820 |
3 |
Other owners | 113 |