- 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: 203
10-year publication summary
|
15
|
7
|
11
|
13
|
12
|
11
|
19
|
10
|
10
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cummins Inc. | 2635 |
12 |
| Robert Bosch GmbH | 44209 |
10 |
| Caterpillar Inc. | 10285 |
10 |
| American CNG, LLC, DBA American CNG | 12 |
10 |
| LG Electronics Inc. | 75845 |
7 |
| Caterpillar Energy Solutions GmbH | 150 |
7 |
| Generac Power Systems, Inc. | 395 |
6 |
| Hydrogen Energy Systems, LLC | 4 |
4 |
| Volkswagen AG | 7466 |
4 |
| Woodward, Inc. | 674 |
4 |
| Yanmar Co., Ltd. | 1343 |
4 |
| V-stax, LLC | 31 |
4 |
| Ablabs, SIA | 5 |
4 |
| Ford Global Technologies, LLC | 21532 |
3 |
| Weichai Power Co., Ltd. | 310 |
3 |
| Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | 842 |
3 |
| MAN Truck & Bus SE | 499 |
3 |
| Rolls-Royce Solutions GmbH | 313 |
3 |
| Illinois Tool Works Inc. | 11864 |
2 |
| Honda Motor Co., Ltd. | 26064 |
2 |
| Other owners | 98 |