- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02B - Internal-combustion piston engines; combustion 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: 220
10-year publication summary
|
21
|
22
|
13
|
16
|
35
|
29
|
37
|
30
|
15
|
0
|
| 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 | 1311 |
14 |
| Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | 750 |
13 |
| Ford Global Technologies, LLC | 20070 |
12 |
| Caterpillar Inc. | 9166 |
12 |
| Innio Jenbacher GmbH & Co og | 250 |
12 |
| Woodward, Inc. | 632 |
11 |
| Cummins Inc. | 2474 |
9 |
| Prometheus Applied Technologies, LLC | 25 |
9 |
| Caterpillar Energy Solutions GmbH | 143 |
7 |
| Saudi Arabian Oil Company | 12446 |
7 |
| Mercedes-Benz Group AG | 4723 |
7 |
| Bayerische Motoren Werke Aktiengesellschaft | 13863 |
6 |
| Toyota Motor Corporation | 30455 |
5 |
| Robert Bosch GmbH | 41786 |
5 |
| Daimler AG | 3418 |
5 |
| Wartsila Finland Oy | 740 |
5 |
| Radical Combustion Technologies, LLC | 10 |
5 |
| Denso Corporation | 23769 |
4 |
| Tour Engine, Inc. | 20 |
4 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3015 |
4 |
| Other owners | 64 |