- 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: 2231
10-year publication summary
|
202
|
248
|
238
|
221
|
140
|
85
|
77
|
36
|
44
|
18
|
| 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) | 12851 |
238 |
| Ford Global Technologies, LLC | 20487 |
187 |
| Toyota Motor Corporation | 31565 |
109 |
| Nissan Motor Co., Ltd. | 12391 |
96 |
| Isuzu Motors Limited | 2247 |
96 |
| Denso Corporation | 24146 |
92 |
| Robert Bosch GmbH | 42505 |
65 |
| Hitachi Automotive Systems, Ltd. | 3958 |
61 |
| Honda Motor Co., Ltd. | 25157 |
56 |
| Mazda Motor Corporation | 3122 |
52 |
| Cummins Inc. | 2558 |
49 |
| Hyundai Motor Company | 21748 |
44 |
| Yanmar Co., Ltd. | 1415 |
44 |
| GM Global Technology Operations LLC | 14910 |
40 |
| Vitesco Technologies GmbH | 2600 |
37 |
| Hitachi Astemo, Ltd. | 6377 |
33 |
| Continental Automotive GmbH | 5018 |
28 |
| Kia Motors Corporation | 7758 |
26 |
| Scania CV AB | 2384 |
26 |
| Mitsubishi Heavy Industries, Ltd. | 8657 |
23 |
| Other owners | 829 |