- 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 33/30 - Parts of ball or roller bearings
Patent holdings for IPC class F16C 33/30
Total number of patents in this class: 169
10-year publication summary
13
|
19
|
12
|
17
|
15
|
13
|
9
|
6
|
12
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Aktiebolaget SKF | 2700 |
33 |
Schaeffler Technologies AG & Co. KG | 8880 |
16 |
NTN Corporation | 5008 |
13 |
Temper Axle Products Corporation | 78 |
10 |
Schaeffler KG | 960 |
6 |
Caterpillar Inc. | 8877 |
4 |
Dresser-Rand Company | 233 |
4 |
Carrier Corporation | 4759 |
3 |
Sikorsky Aircraft Corporation | 1150 |
3 |
Temper Corporation | 41 |
3 |
General Electric Company | 18133 |
2 |
Schaeffler Technologies GmbH & Co. KG | 846 |
2 |
JTEKT Corporation | 2423 |
2 |
AB SKF | 193 |
2 |
Safran Aircraft Engines | 5739 |
2 |
Saint-Gobain Performance Plastics Corporation | 1028 |
2 |
THK Co., Ltd. | 1206 |
2 |
ThyssenKrupp AG | 3086 |
2 |
ThyssenKrupp Rothe Erde GmbH | 66 |
2 |
Trane International Inc. | 1123 |
2 |
Other owners | 54 |