- 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: 212
10-year publication summary
|
6
|
21
|
22
|
13
|
16
|
35
|
29
|
37
|
30
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Jidosha Kogyo Kabushiki Kaisha | 1221 |
14 |
| Ford Global Technologies, LLC | 19702 |
13 |
| Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | 699 |
13 |
| Caterpillar Inc. | 8877 |
12 |
| Woodward, Inc. | 602 |
11 |
| Innio Jenbacher GmbH & Co og | 236 |
10 |
| Cummins Inc. | 2369 |
9 |
| Prometheus Applied Technologies, LLC | 24 |
9 |
| Caterpillar Energy Solutions GmbH | 132 |
7 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
6 |
| Saudi Arabian Oil Company | 11322 |
6 |
| Mercedes-Benz Group AG | 4277 |
6 |
| Toyota Motor Corporation | 28582 |
5 |
| Daimler AG | 3462 |
5 |
| Wartsila Finland Oy | 740 |
5 |
| Radical Combustion Technologies, LLC | 10 |
5 |
| Robert Bosch GmbH | 40953 |
4 |
| Denso Corporation | 23338 |
4 |
| Tour Engine, Inc. | 20 |
4 |
| Cooper Machinery Services LLC | 62 |
4 |
| Other owners | 60 |