- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02F - Cylinders, pistons, or casings for combustion enginesarrangements of sealings in combustion engines
- F02F 3/00 - Pistons
Patent holdings for IPC class F02F 3/00
Total number of patents in this class: 870
10-year publication summary
|
117
|
104
|
64
|
80
|
40
|
35
|
29
|
16
|
14
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| MAHLE International GmbH | 2864 |
137 |
| Federal-Mogul Powertrain LLC | 268 |
62 |
| KS Kolbenschmidt GmbH | 146 |
56 |
| Federal-Mogul Nurnberg GmbH | 131 |
46 |
| Hitachi Automotive Systems, Ltd. | 3954 |
37 |
| Caterpillar Inc. | 10025 |
32 |
| Federal-Mogul Corporation | 276 |
26 |
| Honda Motor Co., Ltd. | 25802 |
22 |
| Mazda Motor Corporation | 3247 |
18 |
| Federal-Mogul LLC | 56 |
14 |
| Ford Global Technologies, LLC | 21177 |
11 |
| Aquarius Engines (A.M.) Ltd. | 37 |
11 |
| General Atomics Aeronautical Systems, Inc. | 209 |
10 |
| Isuzu Motors Limited | 2299 |
10 |
| AI Alpine US Bidco Inc. | 103 |
10 |
| Art Metal Mfg. Co., Ltd. | 30 |
9 |
| GM Global Technology Operations LLC | 15675 |
8 |
| Tenneco Inc | 59 |
8 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12560 |
8 |
| Nissan Motor Co., Ltd. | 12726 |
7 |
| Other owners | 328 |