- 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 33/16 - Sliding surface consisting mainly of graphite
Patent holdings for IPC class F16C 33/16
Total number of patents in this class: 67
10-year publication summary
6
|
6
|
4
|
4
|
11
|
4
|
4
|
2
|
4
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
NTN Corporation | 5008 |
3 |
Eagle Industry Co., Ltd. | 1062 |
3 |
Oiles Corporation | 515 |
3 |
Taiho Kogyo Co., Ltd. | 341 |
3 |
US Synthetic Corporation | 601 |
3 |
Hamilton Sundstrand Corporation | 4525 |
2 |
Daido Metal Company Ltd. | 228 |
2 |
Diamet Corporation | 93 |
2 |
Nippon Steel Corporation | 5649 |
2 |
Toyo Tanso Co., Ltd. | 227 |
2 |
General Electric Company | 18133 |
1 |
Canon Inc. | 36841 |
1 |
Centre National de La Recherche Scientifique | 9632 |
1 |
Daikin Industries, Ltd. | 9495 |
1 |
Thermo Electron Scientific Instruments LLC | 169 |
1 |
Ebara Corporation | 1951 |
1 |
Aktiebolaget SKF | 2700 |
1 |
Artisan Vehicle Systems, Inc. | 86 |
1 |
Bruckner Maschinenbau GmbH | 54 |
1 |
Brückner Maschinenbau GmbH & Co. KG | 37 |
1 |
Other owners | 32 |