- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02P - Ignition, other than compression ignition, for internal-combustion enginestesting of ignition timing in compression-ignition engines
- F02P 5/04 - Advancing or retarding electric ignition sparkControl therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
Patent holdings for IPC class F02P 5/04
Total number of patents in this class: 396
10-year publication summary
|
59
|
49
|
63
|
58
|
61
|
25
|
11
|
8
|
9
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ford Global Technologies, LLC | 20091 |
76 |
| Toyota Motor Corporation | 30499 |
46 |
| Mazda Motor Corporation | 3071 |
38 |
| GM Global Technology Operations LLC | 14285 |
14 |
| Hyundai Motor Company | 20512 |
14 |
| Hitachi Astemo, Ltd. | 6113 |
12 |
| Kia Motors Corporation | 7777 |
11 |
| Nissan Motor Co., Ltd. | 12362 |
10 |
| Honda Motor Co., Ltd. | 24878 |
9 |
| Cummins Inc. | 2477 |
9 |
| Denso Corporation | 23803 |
7 |
| Mitsubishi Electric Corporation | 44904 |
7 |
| Tula Technology, Inc. | 339 |
7 |
| Robert Bosch GmbH | 41823 |
6 |
| ANDREAS STIHL AG & Co. KG | 822 |
6 |
| Bombardier Recreational Products Inc. | 1316 |
4 |
| Saudi Arabian Oil Company | 12481 |
4 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13080 |
4 |
| Vitesco Technologies GmbH | 2500 |
4 |
| Illinois Tool Works Inc. | 11404 |
3 |
| Other owners | 105 |