- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 19/12 - Engines characterised by precombustion chambers with positive ignition
Patent holdings for IPC class F02B 19/12
Total number of patents in this class: 566
10-year publication summary
|
40
|
41
|
37
|
47
|
75
|
69
|
69
|
49
|
22
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Innio Jenbacher GmbH & Co og | 282 |
42 |
| Caterpillar Inc. | 9920 |
34 |
| Ford Global Technologies, LLC | 21025 |
30 |
| Mitsubishi Jidosha Kogyo Kabushiki Kaisha | 1488 |
27 |
| Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | 799 |
24 |
| Robert Bosch GmbH | 43187 |
19 |
| Cummins Inc. | 2550 |
18 |
| Denso Corporation | 24933 |
16 |
| Bayerische Motoren Werke Aktiengesellschaft | 14829 |
16 |
| Woodward, Inc. | 665 |
16 |
| Prometheus Applied Technologies, LLC | 29 |
14 |
| Saudi Arabian Oil Company | 13764 |
14 |
| Pratt & Whitney Canada Corp. | 4995 |
13 |
| Mitsubishi Heavy Industries, Ltd. | 8938 |
12 |
| Caterpillar Energy Solutions GmbH | 148 |
12 |
| Wartsila Finland Oy | 746 |
11 |
| Mercedes-Benz Group AG | 5365 |
11 |
| AVL List GmbH | 1319 |
9 |
| Daimler AG | 2949 |
8 |
| Toyota Motor Corporation | 33827 |
7 |
| Other owners | 213 |