- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02M - Supplying combustion engines in general with combustible mixtures or constituents thereof
- F02M 21/04 - Gas-air mixing apparatus
Patent holdings for IPC class F02M 21/04
Total number of patents in this class: 197
10-year publication summary
|
14
|
7
|
11
|
13
|
11
|
11
|
18
|
10
|
10
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cummins Inc. | 2638 |
12 |
| Robert Bosch GmbH | 43097 |
10 |
| American CNG, LLC, DBA American CNG | 11 |
9 |
| LG Electronics Inc. | 73967 |
7 |
| Caterpillar Energy Solutions GmbH | 148 |
7 |
| Caterpillar Inc. | 9864 |
6 |
| Generac Power Systems, Inc. | 379 |
5 |
| Hydrogen Energy Systems, LLC | 4 |
4 |
| Volkswagen AG | 7383 |
4 |
| Woodward, Inc. | 664 |
4 |
| Yanmar Co., Ltd. | 1385 |
4 |
| V-stax, LLC | 30 |
4 |
| Ablabs, SIA | 5 |
4 |
| Ford Global Technologies, LLC | 20984 |
3 |
| Weichai Power Co., Ltd. | 296 |
3 |
| MAN Truck & Bus SE | 492 |
3 |
| Rolls-Royce Solutions GmbH | 295 |
3 |
| Illinois Tool Works Inc. | 11605 |
2 |
| Honda Motor Co., Ltd. | 25783 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8931 |
2 |
| Other owners | 99 |