- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02F - Cylinders, pistons, or casings for combustion enginesarrangements of sealings in combustion engines
- F02F 3/10 - Pistons having surface coverings
Patent holdings for IPC class F02F 3/10
Total number of patents in this class: 182
10-year publication summary
|
24
|
21
|
18
|
19
|
10
|
4
|
7
|
5
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Automotive Systems, Ltd. | 3954 |
17 |
| Honda Motor Co., Ltd. | 26657 |
11 |
| Federal-Mogul Powertrain LLC | 269 |
10 |
| MAHLE International GmbH | 2929 |
10 |
| Aisin Seiki Kabushiki Kaisha | 2147 |
8 |
| Tenneco Inc | 51 |
8 |
| NGK Insulators, Ltd. | 5168 |
7 |
| Isuzu Motors Limited | 2338 |
7 |
| Toyota Motor Corporation | 36389 |
6 |
| Nissan Motor Co., Ltd. | 13083 |
6 |
| Akros Co., Ltd. | 16 |
6 |
| Art Metal Mfg. Co., Ltd. | 30 |
6 |
| Suzuki Motor Corporation | 1390 |
6 |
| Ibiden Co., Ltd. | 1687 |
5 |
| Mazda Motor Corporation | 3326 |
5 |
| Federal-Mogul Nurnberg GmbH | 130 |
5 |
| KS Kolbenschmidt GmbH | 132 |
4 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12301 |
4 |
| Federal-Mogul Corporation | 232 |
3 |
| Weichai Power Co., Ltd. | 311 |
3 |
| Other owners | 45 |