- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02M - Supplying combustion engines in general with combustible mixtures or constituents thereof
- F02M 61/20 - Closing valves mechanically, e.g. arrangements of springs or weights
Patent holdings for IPC class F02M 61/20
Total number of patents in this class: 236
10-year publication summary
|
35
|
18
|
14
|
16
|
10
|
8
|
6
|
7
|
7
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 43554 |
51 |
| Continental Automotive GmbH | 4631 |
19 |
| Caterpillar Inc. | 10118 |
16 |
| Vitesco Technologies GmbH | 2406 |
16 |
| Hitachi Astemo, Ltd. | 6411 |
12 |
| Hyundai Heavy Industries Co., Ltd. | 274 |
11 |
| Delphi Technologies IP Limited | 292 |
10 |
| Hoerbiger Wien GmbH | 135 |
8 |
| PHINIA Jersey Holdings LLC | 374 |
8 |
| Phinia Holdings Jersey Ltd | 304 |
8 |
| Denso Corporation | 25165 |
4 |
| Delphi France SAS | 99 |
4 |
| Cummins Inc. | 2588 |
3 |
| Marelli Europe S.p.A. | 217 |
3 |
| Mitsubishi Electric Corporation | 47556 |
2 |
| Progress Rail Services Corp | 222 |
2 |
| Kyocera Corporation | 14241 |
2 |
| AVL List GmbH | 1328 |
2 |
| Delphi Technologies Holding S.arl | 55 |
2 |
| Stanadyne LLC | 21 |
2 |
| Other owners | 51 |