- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16D - Couplings for transmitting rotationclutchesbrakes
- F16D 3/84 - Shrouds, e.g. casings, coversSealing means specially adapted therefor
Patent holdings for IPC class F16D 3/84
Total number of patents in this class: 489
10-year publication summary
|
35
|
39
|
35
|
43
|
36
|
41
|
36
|
25
|
26
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NTN Corporation | 4976 |
83 |
| GKN Driveline International GmbH | 165 |
33 |
| Dana Automotive Systems Group, LLC | 416 |
28 |
| GKN Driveline North America, Inc. | 121 |
25 |
| Hitachi Astemo, Ltd. | 6091 |
15 |
| Steering Solutions IP Holding Corporation | 878 |
11 |
| Fukoku Co., Ltd. | 69 |
9 |
| Hyundai Wia Corporation | 124 |
9 |
| Erae AMS Co., Ltd. | 87 |
9 |
| Honda Motor Co., Ltd. | 24866 |
8 |
| Neapco Intellectual Property Holdings, LLC | 115 |
8 |
| BONDIOLI, Carlo | 10 |
8 |
| BONDIOLI, Claudio | 10 |
8 |
| LUSETTI, Lea | 10 |
8 |
| Aktiebolaget SKF | 2839 |
7 |
| NTN Bearing Corporation of America | 15 |
7 |
| Sparex Limited | 25 |
7 |
| Ti̇rsan Kardan Sanayi̇ ve Ti̇caret Anoni̇m Şi̇rketi̇ | 40 |
7 |
| NOK Corporation | 2166 |
6 |
| Hyundai Motor Company | 20483 |
5 |
| Other owners | 188 |