- 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 33/12 - Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing
Patent holdings for IPC class F16C 33/12
Total number of patents in this class: 1061
10-year publication summary
96
|
95
|
94
|
92
|
103
|
80
|
73
|
43
|
38
|
7
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
NTN Corporation | 5008 |
111 |
Taiho Kogyo Co., Ltd. | 341 |
64 |
Daido Metal Company Ltd. | 228 |
61 |
Miba Gleitlager Austria GmbH | 114 |
37 |
MAHLE International GmbH | 2670 |
36 |
Diamet Corporation | 93 |
32 |
Federal-Mogul Wiesbaden GmbH | 103 |
31 |
Oiles Corporation | 515 |
30 |
Schaeffler Technologies AG & Co. KG | 8880 |
21 |
US Synthetic Corporation | 601 |
19 |
KS Gleitlager GmbH | 70 |
17 |
Senju Metal Industry Co., Ltd. | 654 |
17 |
Miba Gleitlager GmbH | 29 |
14 |
Nissan Motor Co., Ltd. | 12249 |
13 |
Aktiebolaget SKF | 2700 |
13 |
Saint-Gobain Performance Plastics Pampus GmbH | 120 |
13 |
MAHLE Engine Systems UK Limited | 59 |
12 |
Saint-Gobain Performance Plastics Corporation | 1028 |
12 |
Federal-Mogul Wiesbaden GmbH & Co. KG | 22 |
9 |
H.e.f. | 127 |
9 |
Other owners | 490 |