- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16H - Gearing
- F16H 15/28 - Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a spherical friction surface centered on its axis of revolution with external friction surface
Patent holdings for IPC class F16H 15/28
Total number of patents in this class: 160
10-year publication summary
|
32
|
31
|
11
|
2
|
3
|
2
|
1
|
2
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dana Limited | 231 |
32 |
| Enviolo B.V. | 103 |
31 |
| Enviolo International Inc. | 78 |
29 |
| Enviolo Inc. | 78 |
29 |
| Fallbrook Intellectual Property Company LLC | 25 |
8 |
| Allison Transmission, Inc. | 804 |
7 |
| Fallbrook Technologies Inc. | 17 |
7 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12331 |
4 |
| Enviolo B.V. | 3 |
3 |
| ZF Friedrichshafen AG | 7270 |
2 |
| TEAM Industries, Inc. | 108 |
2 |
| Toyota Motor Corporation | 35992 |
1 |
| Schaeffler Technologies AG & Co. KG | 11125 |
1 |
| IFP Energies Nouvelles | 3110 |
1 |
| Motive Power Industry Co., Ltd. | 9 |
1 |
| Nidec-Shimpo Corporation | 76 |
1 |
| Oshkosh Corporation | 1631 |
1 |
| Other owners | 0 |