- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02D - Controlling combustion engines
- F02D 41/04 - Introducing corrections for particular operating conditions
Patent holdings for IPC class F02D 41/04
Total number of patents in this class: 2230
10-year publication summary
|
199
|
245
|
232
|
218
|
139
|
82
|
77
|
35
|
44
|
37
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12657 |
230 |
| Ford Global Technologies, LLC | 20949 |
187 |
| Toyota Motor Corporation | 33519 |
111 |
| Nissan Motor Co., Ltd. | 12673 |
97 |
| Denso Corporation | 24797 |
92 |
| Isuzu Motors Limited | 2274 |
89 |
| Robert Bosch GmbH | 43096 |
66 |
| Hitachi Automotive Systems, Ltd. | 3955 |
61 |
| Honda Motor Co., Ltd. | 25784 |
56 |
| Mazda Motor Corporation | 3206 |
52 |
| Cummins Inc. | 2632 |
50 |
| Hyundai Motor Company | 22842 |
44 |
| Yanmar Co., Ltd. | 1386 |
43 |
| GM Global Technology Operations LLC | 15401 |
40 |
| Vitesco Technologies GmbH | 2415 |
36 |
| Hitachi Astemo, Ltd. | 6372 |
33 |
| Continental Automotive GmbH | 4728 |
28 |
| Kia Motors Corporation | 7743 |
26 |
| Scania CV AB | 2399 |
26 |
| Mitsubishi Heavy Industries, Ltd. | 8900 |
23 |
| Other owners | 840 |