- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 17/00 - Engines characterised by means for effecting stratification of charge in cylinders
Patent holdings for IPC class F02B 17/00
Total number of patents in this class: 217
10-year publication summary
|
19
|
22
|
27
|
21
|
19
|
4
|
9
|
6
|
12
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ford Global Technologies, LLC | 20668 |
26 |
| GM Global Technology Operations LLC | 15106 |
13 |
| Mazda Motor Corporation | 3153 |
12 |
| Daimler AG | 3376 |
11 |
| Caterpillar Inc. | 9593 |
10 |
| Toyota Motor Corporation | 32542 |
8 |
| Robert Bosch GmbH | 42721 |
8 |
| GM Global Technology Operations, Inc. | 547 |
7 |
| Honda Motor Co., Ltd. | 25335 |
6 |
| Yamabiko Corporation | 266 |
5 |
| Hitachi Astemo, Ltd. | 6384 |
5 |
| Nissan Motor Co., Ltd. | 12520 |
4 |
| Wisconsin Alumni Research Foundation | 3889 |
4 |
| Saudi Arabian Oil Company | 13263 |
4 |
| McAlister Technologies, LLC | 126 |
3 |
| Subaru Corporation | 3557 |
3 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12781 |
3 |
| Hitachi Automotive Systems, Ltd. | 3957 |
2 |
| Aramco Services Company | 3993 |
2 |
| C.R.F. Societa Consortile per Azioni | 379 |
2 |
| Other owners | 79 |