- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02N - Starting of combustion engines; starting aids for such engines, not otherwise provided for
- F02N 9/04 - Starting of engines by supplying auxiliary pressure fluid to their working chambers the pressure fluid being generated otherwise, e.g. by compressing air
Patent holdings for IPC class F02N 9/04
Total number of patents in this class: 51
10-year publication summary
|
9
|
6
|
3
|
7
|
7
|
4
|
1
|
2
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Wartsila Finland Oy | 740 |
10 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
6 |
| GE Aviation Systems LLC | 569 |
3 |
| Toyota Motor Corporation | 28582 |
2 |
| Ford Global Technologies, LLC | 19702 |
2 |
| Caterpillar Inc. | 8877 |
2 |
| Maradyne Corporation | 21 |
2 |
| Volvo Truck Corporation | 2764 |
2 |
| Robert Bosch GmbH | 40953 |
1 |
| Continental Automotive GmbH | 5573 |
1 |
| Hamilton Sundstrand Corporation | 4525 |
1 |
| Brunel University | 37 |
1 |
| Caterpillar Motoren GmbH & Co. KG | 127 |
1 |
| Cummins Inc. | 2369 |
1 |
| Linde Hydraulics GmbH & Co. KG | 11 |
1 |
| MTU Friedrichshafen GmbH | 301 |
1 |
| Societe de Motorisations Aeronautiques | 12 |
1 |
| Southwest Research Institute | 791 |
1 |
| Technische Universitat Wien | 376 |
1 |
| Yanmar Co., Ltd. | 1479 |
1 |
| Other owners | 10 |