- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16H - Gearing
- F16H 61/438 - Control of forward-reverse switching, e.g. control of the swash plate causing discharge in two directions
Patent holdings for IPC class F16H 61/438
Total number of patents in this class: 39
10-year publication summary
|
2
|
2
|
7
|
2
|
8
|
1
|
4
|
2
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Komatsu Ltd. | 4564 |
8 |
| Danfoss A/S | 1350 |
4 |
| Yanmar Power Technology Co., Ltd. | 580 |
3 |
| Deere & Company | 7634 |
2 |
| Robert Bosch GmbH | 42721 |
2 |
| Caterpillar Inc. | 9593 |
2 |
| Kanzaki Kokyukoki Mfg. Co., Ltd. | 191 |
2 |
| LS Mtron Ltd. | 291 |
2 |
| Hitachi Construction Machinery Co., Ltd. | 2646 |
1 |
| Caterpillar Paving Products Inc. | 671 |
1 |
| Caterpillar SARL | 478 |
1 |
| CNH America LLC | 111 |
1 |
| Danfoss Power Solutions Inc. | 110 |
1 |
| Hydro-Gear Limited Partnership | 346 |
1 |
| Kubota Corporation | 3925 |
1 |
| Palfinger AG | 228 |
1 |
| TCM Corporation | 20 |
1 |
| Volvo Construction Equipment AB | 1194 |
1 |
| Yanmar Co., Ltd. | 1403 |
1 |
| Dana Italia S.r.l. | 147 |
1 |
| Other owners | 2 |