- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16H - Gearing
- F16H 3/74 - Complexes, not using actuatable speed-changing or regulating members, e.g. with gear ratio determined by free play of frictional or other forces
Patent holdings for IPC class F16H 3/74
Total number of patents in this class: 25
10-year publication summary
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3
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1
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2
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0
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2
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0
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2
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0
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1
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| American Axle & Manufacturing, Inc. | 650 |
2 |
| Gates Corporation | 1156 |
2 |
| Eaton Intelligent Power Limited | 6035 |
2 |
| Honda Motor Co., Ltd. | 25771 |
1 |
| Toyota Motor Corporation | 32956 |
1 |
| Pratt & Whitney Canada Corp. | 4834 |
1 |
| Hitachi Construction Machinery Co., Ltd. | 2674 |
1 |
| GM Global Technology Operations LLC | 15173 |
1 |
| Denso Corporation | 24541 |
1 |
| Warsaw Orthopedic, Inc. | 3008 |
1 |
| Hamilton Sundstrand Corporation | 4923 |
1 |
| Aixin Technologies, LLC | 11 |
1 |
| Audi AG | 7372 |
1 |
| Automatic Transmissions Ltd. | 1 |
1 |
| Differential Dynamics Corporation | 25 |
1 |
| Drillform Technical Services Ltd. | 42 |
1 |
| MBI Co., Ltd. | 23 |
1 |
| Milwaukee Electric Tool Corporation | 4481 |
1 |
| Woodward Governor Company | 47 |
1 |
| Amebba Project, S.L. | 1 |
1 |
| Other owners | 2 |