- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02M - Supplying combustion engines in general with combustible mixtures or constituents thereof
- F02M 31/20 - Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for cooling
Patent holdings for IPC class F02M 31/20
Total number of patents in this class: 260
10-year publication summary
|
22
|
27
|
26
|
12
|
30
|
23
|
14
|
11
|
13
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ford Global Technologies, LLC | 21058 |
19 |
| Pratt & Whitney Canada Corp. | 5050 |
16 |
| Caterpillar Inc. | 9983 |
9 |
| GM Global Technology Operations LLC | 15564 |
6 |
| Denso Corporation | 24965 |
6 |
| Hyundai Motor Company | 23166 |
6 |
| Saudi Arabian Oil Company | 13814 |
6 |
| Toyota Motor Corporation | 33893 |
5 |
| Deere & Company | 7846 |
5 |
| Robert Bosch GmbH | 43244 |
5 |
| Cummins Inc. | 2562 |
5 |
| Dana Canada Corporation | 271 |
5 |
| Daewoo Shipbuilding & Marine Engineering Co., Ltd. | 231 |
4 |
| DGC Industries Pty Ltd | 5 |
4 |
| Liebherr Machines Bulle SA | 50 |
4 |
| MAHLE International GmbH | 2841 |
4 |
| Valeo Systemes Thermiques | 2792 |
4 |
| Mazda Motor Corporation | 3241 |
3 |
| RENAULT s.a.s. | 5412 |
3 |
| Tribine Industries LLC | 39 |
3 |
| Other owners | 138 |