- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02M - Supplying combustion engines in general with combustible mixtures or constituents thereof
- F02M 31/14 - Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for heating by using heat from working cylinders or cylinder heads
Patent holdings for IPC class F02M 31/14
Total number of patents in this class: 32
10-year publication summary
|
9
|
5
|
4
|
4
|
3
|
1
|
0
|
2
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| RENAULT s.a.s. | 5390 |
2 |
| Gryphon Diesel Engines, LLC | 3 |
2 |
| Robert Bosch GmbH | 41717 |
1 |
| Denso Corporation | 23721 |
1 |
| Nissan Motor Co., Ltd. | 12332 |
1 |
| Carrier Corporation | 4444 |
1 |
| Mazda Motor Corporation | 3069 |
1 |
| Aisan Kogyo Kabushiki Kaisha | 722 |
1 |
| ANDREAS STIHL AG & Co. KG | 822 |
1 |
| Atlantis Research Labs Inc. | 12 |
1 |
| Caterpillar Motoren GmbH & Co. KG | 128 |
1 |
| Cummins Inc. | 2467 |
1 |
| Frank Jasper Pty Ltd | 2 |
1 |
| Frank Jasper Pty Ltd | 3 |
1 |
| Froese, James | 1 |
1 |
| Guangzhou Automobile Group Co., Ltd. | 364 |
1 |
| MAHLE Metal Leve S/A | 158 |
1 |
| MAHLE Metal Leve S.A. | 7 |
1 |
| Peugeot Citroen Automobiles SA | 1845 |
1 |
| Societe de Motorisations Aeronautiques | 12 |
1 |
| Other owners | 10 |