- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 41/06 - Engines with prolonged expansion in compound cylinders
Patent holdings for IPC class F02B 41/06
Total number of patents in this class: 73
10-year publication summary
|
11
|
7
|
7
|
12
|
6
|
7
|
4
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Volvo Truck Corporation | 3109 |
21 |
| Tour Engine, Inc. | 20 |
7 |
| GM Global Technology Operations LLC | 14285 |
5 |
| Ricardo UK Limited | 95 |
3 |
| Wise Motor Works, Ltd. | 4 |
3 |
| Seneca International AG | 3 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 13882 |
2 |
| Green Engine Consulting S.r.l. | 3 |
2 |
| 2020 Power Generation Limited | 2 |
2 |
| Kristani, Filip | 2 |
2 |
| Patentec AS | 3 |
2 |
| The Regents of the University of Michigan | 4589 |
1 |
| Carrier Corporation | 4451 |
1 |
| Harbin Engineering University | 127 |
1 |
| KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH | 603 |
1 |
| Milladale Limited | 1 |
1 |
| Obrist Engineering GmbH | 19 |
1 |
| Scuderi Group, LLC | 31 |
1 |
| Ultramo Limited | 1 |
1 |
| Viking Heat Engines AS | 14 |
1 |
| Other owners | 12 |