- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16C - Shaftsflexible shaftsmechanical means for transmitting movement in a flexible sheathingelements of crankshaft mechanismspivotspivotal connectionsrotary engineering elements other than gearing, coupling, clutch or brake elementsbearings
- F16C 19/44 - Needle bearings
Patent holdings for IPC class F16C 19/44
Total number of patents in this class: 38
10-year publication summary
|
2
|
2
|
4
|
2
|
6
|
1
|
1
|
2
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NTN Corporation | 4925 |
10 |
| Schaeffler Technologies AG & Co. KG | 11182 |
6 |
| NSK Ltd. | 2845 |
3 |
| Koyo Bearings North America LLC | 61 |
2 |
| E. I. du Pont de Nemours and Company | 3460 |
1 |
| Industrial Technology Research Institute | 5196 |
1 |
| Blue Leaf I.P., Inc. | 2930 |
1 |
| Aktiebolaget SKF | 3156 |
1 |
| Harmonic Drive Systems Inc. | 482 |
1 |
| Hyundai Mobis Co., Ltd. | 3674 |
1 |
| Iljin.co.ltd. | 41 |
1 |
| Nippon Thompson Co., Ltd. | 231 |
1 |
| Ratier-figeac SAS | 205 |
1 |
| Roller Bearing Company of America, Inc. | 215 |
1 |
| Schaeffler KG | 427 |
1 |
| SEW-EURODRIVE GmbH & Co. KG | 2038 |
1 |
| Hall Fabrication, Inc. | 13 |
1 |
| Federal-Mogul Motorparts LLC | 605 |
1 |
| Angle X, Inc. | 5 |
1 |
| Mijo Radocaj | 1 |
1 |
| Other owners | 1 |