- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 19/18 - Transfer passages between chamber and cylinder
Patent holdings for IPC class F02B 19/18
Total number of patents in this class: 218
10-year publication summary
|
21
|
21
|
13
|
16
|
33
|
28
|
36
|
30
|
15
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Jidosha Kogyo Kabushiki Kaisha | 1487 |
14 |
| Caterpillar Inc. | 9858 |
13 |
| Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | 797 |
13 |
| Ford Global Technologies, LLC | 20970 |
12 |
| Innio Jenbacher GmbH & Co og | 278 |
12 |
| Woodward, Inc. | 664 |
11 |
| Cummins Inc. | 2635 |
9 |
| Prometheus Applied Technologies, LLC | 29 |
9 |
| Mercedes-Benz Group AG | 5348 |
9 |
| Caterpillar Energy Solutions GmbH | 148 |
7 |
| Saudi Arabian Oil Company | 13681 |
7 |
| Bayerische Motoren Werke Aktiengesellschaft | 14755 |
6 |
| Toyota Motor Corporation | 33622 |
5 |
| Robert Bosch GmbH | 43116 |
5 |
| Wartsila Finland Oy | 746 |
5 |
| Radical Combustion Technologies, LLC | 11 |
5 |
| Denso Corporation | 24842 |
4 |
| Tour Engine, Inc. | 18 |
4 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3111 |
4 |
| Cooper Machinery Services LLC | 57 |
4 |
| Other owners | 60 |