- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02M - Supplying combustion engines in general with combustible mixtures or constituents thereof
- F02M 21/06 - Apparatus for de-liquefying, e.g. by heating
Patent holdings for IPC class F02M 21/06
Total number of patents in this class: 226
10-year publication summary
|
16
|
30
|
24
|
7
|
15
|
8
|
13
|
10
|
16
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hyundai Heavy Industries Co., Ltd. | 274 |
12 |
| Robert Bosch GmbH | 43554 |
8 |
| HPDI Technology Limited Partnership | 131 |
8 |
| Carrier Corporation | 3968 |
7 |
| Gaztransport et Technigaz | 613 |
7 |
| Volvo Truck Corporation | 3780 |
7 |
| Wartsila Finland Oy | 755 |
7 |
| Hanwha Ocean Co., Ltd. | 136 |
7 |
| Caterpillar Inc. | 10118 |
6 |
| Dynamic Fuel Systems, Inc. | 9 |
6 |
| Chart Inc. | 131 |
5 |
| Westport Power Inc. | 114 |
5 |
| Daewoo Shipbuilding & Marine Engineering Co., Ltd. | 231 |
4 |
| Keihin Corporation | 176 |
4 |
| Nippon Soken, Inc. | 280 |
4 |
| Progress Rail Locomotive Inc. | 332 |
4 |
| First Ammonia Motors Inc. | 23 |
4 |
| Toyota Motor Corporation | 34545 |
3 |
| Continental Automotive GmbH | 4631 |
3 |
| Alfa Laval Corhex Ltd | 3 |
3 |
| Other owners | 112 |