- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 19/14 - Engines characterised by precombustion chambers with compression ignition
Patent holdings for IPC class F02B 19/14
Total number of patents in this class: 54
10-year publication summary
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5
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5
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3
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4
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4
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3
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2
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2
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1
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cummins Inc. | 2663 |
4 |
| Kubota Corporation | 4444 |
4 |
| Caterpillar Inc. | 10343 |
3 |
| Hyundai Motor Company | 25119 |
3 |
| Kia Motors Corporation | 7713 |
3 |
| Saudi Arabian Oil Company | 14398 |
3 |
| Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | 857 |
3 |
| HCRI Technologies International, LLC | 3 |
2 |
| Hyundai America Technical Center, Inc. | 40 |
2 |
| ThrivalTech, LLC | 14 |
2 |
| Yanmar Co., Ltd. | 1338 |
2 |
| Nautilus Engineering, LLC | 7 |
2 |
| Robert Bosch GmbH | 44398 |
1 |
| Ford Global Technologies, LLC | 21645 |
1 |
| Caterpillar Motoren GmbH & Co. KG | 130 |
1 |
| Commonwealth Scientific and Industrial Research Organisation | 1651 |
1 |
| Hayes Diversified Technologies, Inc. | 1 |
1 |
| IHI Corporation | 3552 |
1 |
| MAHLE International GmbH | 2929 |
1 |
| Maserati S.p.A. | 438 |
1 |
| Other owners | 13 |