- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 1/04 - Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
Patent holdings for IPC class F02B 1/04
Total number of patents in this class: 74
10-year publication summary
|
13
|
9
|
9
|
9
|
7
|
1
|
7
|
6
|
4
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aquarius Engines (A.M.) Ltd. | 37 |
7 |
| Mazda Motor Corporation | 3132 |
5 |
| Robert Bosch GmbH | 42674 |
4 |
| Cummins Inc. | 2576 |
4 |
| V-GRID Energy Systems | 20 |
3 |
| Pratt & Whitney Canada Corp. | 4736 |
2 |
| Hyundai Motor Company | 21960 |
2 |
| Kia Motors Corporation | 7755 |
2 |
| Afton Chemical Corporation | 483 |
2 |
| Bombardier Recreational Products Inc. | 1378 |
2 |
| Hyundai America Technical Center, Inc. | 40 |
2 |
| Toyota Motor Corporation | 31985 |
1 |
| Ford Global Technologies, LLC | 20548 |
1 |
| Caterpillar Inc. | 9540 |
1 |
| Black & Decker, Inc. | 2414 |
1 |
| Hilti Aktiengesellschaft | 3496 |
1 |
| American CNG, LLC, DBA American CNG | 11 |
1 |
| BRP US Inc. | 302 |
1 |
| Brunswick Corporation | 1358 |
1 |
| Dr. Ing. h.c. F. Porsche Aktiengesellschaft | 2737 |
1 |
| Other owners | 30 |