- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 9/02 - Engines characterised by other types of ignition with compression ignition
Patent holdings for IPC class F02B 9/02
Total number of patents in this class: 36
10-year publication summary
|
4
|
7
|
1
|
7
|
5
|
2
|
3
|
2
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mazda Motor Corporation | 3244 |
11 |
| Toyota Motor Corporation | 33951 |
2 |
| Deere & Company | 7837 |
2 |
| Robert Bosch GmbH | 43294 |
2 |
| DeltaHawk Engines, Inc. | 24 |
2 |
| Saudi Arabian Oil Company | 13857 |
2 |
| Halliburton Energy Services, Inc. | 21098 |
1 |
| Pratt & Whitney Canada Corp. | 5059 |
1 |
| Hitachi, Ltd. | 15800 |
1 |
| GM Global Technology Operations LLC | 15602 |
1 |
| Ford Global Technologies, LLC | 21095 |
1 |
| Caterpillar Inc. | 9998 |
1 |
| Bayerische Motoren Werke Aktiengesellschaft | 14870 |
1 |
| Aramco Services Company | 4157 |
1 |
| ITT Manufacturing Enterprises LLC | 406 |
1 |
| Societe de Prospection et D'inventions Techniques SPIT | 75 |
1 |
| Southwest Research Institute | 736 |
1 |
| Tata Motors Limited | 137 |
1 |
| V-GRID Energy Systems | 20 |
1 |
| Wartsila Finland Oy | 745 |
1 |
| Other owners | 1 |