- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16D - Couplings for transmitting rotation; clutches; brakes
- F16D 3/34 - Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slideably connected in which the coupling is specially adapted to constant velocity-ratio parts being connected by ridges, pins, balls, or the like guided in grooves or between cogs
Patent holdings for IPC class F16D 3/34
Total number of patents in this class: 22
10-year publication summary
|
1
|
1
|
5
|
0
|
2
|
3
|
0
|
3
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0
|
0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NTN Corporation | 5008 |
2 |
| JTEKT Corporation | 2423 |
2 |
| Goodrich Corporation | 2081 |
2 |
| The Hilliard Corporation | 47 |
2 |
| NSK-Warner K.K. | 64 |
2 |
| Airbus Operations GmbH | 3188 |
1 |
| Nissan North America, Inc. | 338 |
1 |
| Hyundai Motor Company | 19021 |
1 |
| Black & Decker, Inc. | 2402 |
1 |
| Smith International, Inc. | 761 |
1 |
| Aktiebolaget SKF | 2700 |
1 |
| Allison Transmission, Inc. | 833 |
1 |
| CCTY USA Bearing Co. | 3 |
1 |
| Hyundai Wia Corporation | 109 |
1 |
| CCYT USA Bearing Co. | 1 |
1 |
| Kia Corporation | 6450 |
1 |
| Nio Technology (AnHui) Co., Ltd. | 499 |
1 |
| Other owners | 0 |