- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 1/12 - Engines characterised by fuel-air mixture compression with compression ignition
Patent holdings for IPC class F02B 1/12
Total number of patents in this class: 178
10-year publication summary
|
18
|
11
|
14
|
20
|
14
|
14
|
3
|
5
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mazda Motor Corporation | 3187 |
28 |
| Caterpillar Inc. | 9640 |
9 |
| Sturman Digital Systems, LLC | 41 |
8 |
| Cummins Power Generation IP, Inc. | 301 |
7 |
| Mainspring Energy, Inc. | 114 |
6 |
| Toyota Motor Corporation | 32956 |
5 |
| GM Global Technology Operations LLC | 15173 |
5 |
| Daimler AG | 3353 |
5 |
| Robert Bosch GmbH | 42815 |
4 |
| Ford Global Technologies, LLC | 20723 |
4 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12753 |
4 |
| ClearFlame Engines, Inc. | 30 |
4 |
| Chevron U.S.A. Inc. | 3996 |
3 |
| DeltaHawk Engines, Inc. | 23 |
3 |
| Gas Tek Solutions Pty. Ltd. | 3 |
3 |
| IFP Energies Nouvelles | 2959 |
3 |
| Kabushiki Kaisha Toyota Jidoshokki | 1781 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 14496 |
2 |
| Toyota Industries Corporation | 1140 |
2 |
| Phillips 66 Company | 1053 |
2 |
| Other owners | 68 |