- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02P - Ignition, other than compression ignition, for internal-combustion engines; testing of ignition timing in compression-ignition engines
- F02P 3/04 - Layout of circuits
Patent holdings for IPC class F02P 3/04
Total number of patents in this class: 281
10-year publication summary
42
|
46
|
41
|
37
|
26
|
19
|
18
|
12
|
10
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Denso Corporation | 23338 |
59 |
Mitsubishi Electric Corporation | 43934 |
20 |
Robert Bosch GmbH | 40953 |
14 |
Eldor Corporation S.p.A. | 117 |
12 |
Fuji Electric Co., Ltd. | 4750 |
8 |
Delphi Automotive Systems Luxembourg SA | 88 |
8 |
Semiconductor Components Industries, L.L.C. | 5345 |
7 |
Hitachi Automotive Systems Hanshin, Ltd. | 40 |
7 |
Delphi Technologies IP Limited | 1081 |
7 |
Hitachi Astemo, Ltd. | 5618 |
7 |
BorgWarner Ludwigsburg GmbH | 109 |
6 |
Rosenberger Hochfrequenztechnik GmbH & Co. KG | 677 |
6 |
Ford Global Technologies, LLC | 19702 |
5 |
Shindengen Electric Manufacturing Co., Ltd. | 774 |
5 |
Walbro LLC | 203 |
5 |
Continental Automotive GmbH | 5573 |
4 |
United Automotive Electronic Systems Co. Ltd | 70 |
4 |
Briggs & Stratton, LLC | 673 |
4 |
Rohm Co., Ltd. | 5843 |
3 |
Board of Trustees of Michigan State University | 1141 |
3 |
Other owners | 87 |