- 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: 2199
10-year publication summary
|
248
|
238
|
221
|
140
|
85
|
77
|
36
|
46
|
40
|
9
|
| 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) | 12436 |
219 |
| Ford Global Technologies, LLC | 21446 |
187 |
| Toyota Motor Corporation | 35437 |
113 |
| Nissan Motor Co., Ltd. | 12907 |
96 |
| Denso Corporation | 25452 |
92 |
| Isuzu Motors Limited | 2318 |
83 |
| Robert Bosch GmbH | 44045 |
63 |
| Hitachi Automotive Systems, Ltd. | 3954 |
61 |
| Honda Motor Co., Ltd. | 25976 |
56 |
| Mazda Motor Corporation | 3290 |
52 |
| Cummins Inc. | 2623 |
50 |
| Hyundai Motor Company | 24528 |
44 |
| Yanmar Co., Ltd. | 1350 |
41 |
| GM Global Technology Operations LLC | 16019 |
39 |
| Vitesco Technologies GmbH | 2400 |
36 |
| Hitachi Astemo, Ltd. | 6417 |
33 |
| Continental Automotive GmbH | 4542 |
28 |
| Kia Motors Corporation | 7719 |
26 |
| Scania CV AB | 2401 |
24 |
| Mitsubishi Heavy Industries, Ltd. | 9080 |
23 |
| Other owners | 833 |