- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 19/00 - Engines characterised by precombustion chambers
Patent holdings for IPC class F02B 19/00
Total number of patents in this class: 146
10-year publication summary
|
12
|
11
|
13
|
9
|
5
|
6
|
7
|
3
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Caterpillar Inc. | 9579 |
13 |
| Innio Jenbacher GmbH & Co og | 269 |
13 |
| Cooper Machinery Services LLC | 57 |
10 |
| Cummins Inc. | 2593 |
8 |
| Pratt & Whitney Canada Corp. | 4793 |
6 |
| Woodward, Inc. | 646 |
5 |
| Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | 774 |
5 |
| Prometheus Applied Technologies, LLC | 28 |
4 |
| Hyundai Motor Company | 22086 |
3 |
| Cummins Intellectual Property, Inc. | 112 |
3 |
| Hyundai America Technical Center, Inc. | 40 |
3 |
| RENAULT s.a.s. | 5466 |
3 |
| Robert Bosch GmbH | 42705 |
2 |
| Kia Motors Corporation | 7754 |
2 |
| Board of Trustees of Michigan State University | 1186 |
2 |
| Eugen Seitz AG | 35 |
2 |
| West Virginia University | 181 |
2 |
| I-lab.,inc. | 13 |
2 |
| Erfinder Technologies Limited | 2 |
2 |
| Kenneth W. Cowans and Joann M. Cowans Trust | 2 |
2 |
| Other owners | 54 |