- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16H - Gearing
- F16H 47/04 - Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type the mechanical gearing being of the type with members having orbital motion
Patent holdings for IPC class F16H 47/04
Total number of patents in this class: 430
10-year publication summary
|
31
|
27
|
27
|
23
|
31
|
26
|
31
|
23
|
9
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kubota Corporation | 4218 |
34 |
| Caterpillar Inc. | 10118 |
33 |
| ZF Friedrichshafen AG | 7229 |
33 |
| Jiangsu University | 1149 |
27 |
| Kanzaki Kokyukoki Mfg. Co., Ltd. | 192 |
18 |
| Dana Italia S.r.l. | 156 |
17 |
| Blue Leaf I.P., Inc. | 2762 |
15 |
| Hamilton Sundstrand Corporation | 5014 |
13 |
| AGCO International GmbH | 687 |
12 |
| Komatsu Ltd. | 4661 |
11 |
| Deere & Company | 7906 |
10 |
| Perkins Engines Company Limited | 297 |
9 |
| Volvo Construction Equipment AB | 1210 |
9 |
| Technoboost | 86 |
8 |
| Valtra Oy AB | 46 |
7 |
| Danfoss A/S | 1395 |
7 |
| Hitachi Construction Machinery Co., Ltd. | 2728 |
6 |
| Robert Bosch GmbH | 43554 |
6 |
| Hytrac GmbH | 7 |
6 |
| Parker-Hannifin Corporation | 1020 |
6 |
| Other owners | 143 |