- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02M - Supplying combustion engines in general with combustible mixtures or constituents thereof
- F02M 31/135 - Fuel-air mixture
Patent holdings for IPC class F02M 31/135
Total number of patents in this class: 26
10-year publication summary
|
1
|
1
|
5
|
2
|
5
|
2
|
1
|
4
|
4
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Warsaw Orthopedic, Inc. | 3184 |
4 |
| Dewey Electronics Corporation, The | 17 |
3 |
| Aisin Seiki Kabushiki Kaisha | 2427 |
2 |
| Research Triangle Institute | 389 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
1 |
| GM Global Technology Operations LLC | 13620 |
1 |
| Ford Global Technologies, LLC | 19702 |
1 |
| Caterpillar Inc. | 8877 |
1 |
| Epcos AG | 778 |
1 |
| ANDREAS STIHL AG & Co. KG | 818 |
1 |
| INI Power Systems, Inc. | 13 |
1 |
| IP Consortium Limited | 7 |
1 |
| Nifco Inc. | 1103 |
1 |
| Weichai Power Co., Ltd. | 271 |
1 |
| Delphi Technologies IP Limited | 1081 |
1 |
| Toyota Motor Europe, | 261 |
1 |
| Robert Bosch Limitada | 109 |
1 |
| Cebi Luxembourg S.A. | 2 |
1 |
| Hidria AET | 2 |
1 |
| Other owners | 0 |