- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02F - Cylinders, pistons, or casings for combustion enginesarrangements of sealings in combustion engines
- F02F 1/42 - Shape or arrangement of intake or exhaust channels in cylinder heads
Patent holdings for IPC class F02F 1/42
Total number of patents in this class: 538
10-year publication summary
|
67
|
61
|
57
|
59
|
63
|
39
|
40
|
24
|
22
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ford Global Technologies, LLC | 20532 |
41 |
| Honda Motor Co., Ltd. | 25192 |
34 |
| Nissan Motor Co., Ltd. | 12453 |
21 |
| Mitsubishi Jidosha Kogyo Kabushiki Kaisha | 1377 |
20 |
| Mazda Motor Corporation | 3128 |
16 |
| Cummins Inc. | 2575 |
16 |
| Toyota Motor Corporation | 31903 |
15 |
| AVL List GmbH | 1291 |
14 |
| Jaguar Land Rover Limited | 4718 |
13 |
| GM Global Technology Operations LLC | 15000 |
12 |
| Hyundai Motor Company | 21938 |
12 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12813 |
11 |
| Kia Motors Corporation | 7757 |
10 |
| Caterpillar Inc. | 9539 |
9 |
| IFP Energies Nouvelles | 2945 |
8 |
| Loncin Motor Co., Ltd. | 67 |
8 |
| RENAULT s.a.s. | 5449 |
7 |
| Yamaha Hatsudoki Kabushiki Kaisha | 2153 |
7 |
| Deere & Company | 7592 |
6 |
| Yamaha Motor Co., Ltd. | 2813 |
6 |
| Other owners | 252 |