- 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: 183
10-year publication summary
|
18
|
12
|
14
|
20
|
14
|
15
|
3
|
4
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mazda Motor Corporation | 3071 |
28 |
| Caterpillar Inc. | 9185 |
9 |
| Sturman Digital Systems, LLC | 41 |
8 |
| Cummins Power Generation IP, Inc. | 276 |
7 |
| Mainspring Energy, Inc. | 106 |
6 |
| Toyota Motor Corporation | 30499 |
5 |
| GM Global Technology Operations LLC | 14285 |
5 |
| Ford Global Technologies, LLC | 20091 |
5 |
| Daimler AG | 3417 |
5 |
| Robert Bosch GmbH | 41823 |
4 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13080 |
4 |
| ClearFlame Engines, Inc. | 45 |
4 |
| Chevron U.S.A. Inc. | 3858 |
3 |
| DeltaHawk Engines, Inc. | 21 |
3 |
| Gas Tek Solutions Pty. Ltd. | 3 |
3 |
| IFP Energies Nouvelles | 2829 |
3 |
| Kabushiki Kaisha Toyota Jidoshokki | 1730 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 13882 |
2 |
| Toyota Industries Corporation | 1061 |
2 |
| International Engine Intellectual Property Company, LLC | 507 |
2 |
| Other owners | 72 |