- 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: 2208
10-year publication summary
|
248
|
238
|
221
|
140
|
85
|
77
|
36
|
46
|
39
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12503 |
225 |
| Ford Global Technologies, LLC | 21329 |
187 |
| Toyota Motor Corporation | 34877 |
111 |
| Nissan Motor Co., Ltd. | 12834 |
96 |
| Denso Corporation | 25283 |
92 |
| Isuzu Motors Limited | 2312 |
85 |
| Robert Bosch GmbH | 43700 |
65 |
| Hitachi Automotive Systems, Ltd. | 3954 |
61 |
| Honda Motor Co., Ltd. | 25891 |
56 |
| Mazda Motor Corporation | 3275 |
52 |
| Cummins Inc. | 2606 |
50 |
| Hyundai Motor Company | 23968 |
44 |
| Yanmar Co., Ltd. | 1366 |
43 |
| GM Global Technology Operations LLC | 15893 |
39 |
| Vitesco Technologies GmbH | 2404 |
36 |
| Hitachi Astemo, Ltd. | 6409 |
33 |
| Continental Automotive GmbH | 4602 |
28 |
| Kia Motors Corporation | 7720 |
26 |
| Scania CV AB | 2404 |
24 |
| Mitsubishi Heavy Industries, Ltd. | 9034 |
23 |
| Other owners | 832 |