- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 39/02 - Drives of pumps Varying pump drive gear ratio
Patent holdings for IPC class F02B 39/02
Total number of patents in this class: 33
10-year publication summary
|
5
|
6
|
2
|
5
|
1
|
0
|
1
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BorgWarner Inc. | 2584 |
8 |
| Orbital Traction, Ltd. | 26 |
4 |
| Honeywell International Inc. | 12770 |
3 |
| Eaton Corporation | 1806 |
3 |
| Pratt & Whitney Canada Corp. | 5528 |
2 |
| Mazda Motor Corporation | 3309 |
2 |
| Clark Equipment Company | 287 |
2 |
| Eaton Intelligent Power Limited | 6271 |
2 |
| Bayerische Motoren Werke Aktiengesellschaft | 15425 |
1 |
| IHI Corporation | 3539 |
1 |
| Magna Powertrain Inc. | 104 |
1 |
| Renault Trucks | 171 |
1 |
| Vortech Engineering, Inc. | 44 |
1 |
| Hypercar Development LLC | 2 |
1 |
| Doosan Bobcat North America Inc. | 656 |
1 |
| Other owners | 0 |