- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 61/04 - Adaptations of engines for driving vehicles or for driving propellersCombinations of engines with gearing for driving propellers
Patent holdings for IPC class F02B 61/04
Total number of patents in this class: 345
10-year publication summary
|
46
|
32
|
51
|
32
|
39
|
22
|
26
|
27
|
12
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yamaha Motor Co., Ltd. | 2824 |
67 |
| Brunswick Corporation | 1392 |
61 |
| Suzuki Motor Corporation | 1316 |
30 |
| Honda Motor Co., Ltd. | 25780 |
21 |
| AB Volvo Penta | 84 |
18 |
| Cox Powertrain Ltd | 44 |
14 |
| Pratt & Whitney Canada Corp. | 4865 |
11 |
| BRP US Inc. | 301 |
6 |
| Neander Motors AG | 20 |
5 |
| Wartsila Finland Oy | 735 |
5 |
| Ford Global Technologies, LLC | 20826 |
4 |
| Northwest Uld, Inc. | 11 |
4 |
| Yanmar Power Technology Co., Ltd. | 581 |
4 |
| Kawasaki Motors, Ltd. | 1368 |
4 |
| GM Global Technology Operations LLC | 15281 |
3 |
| Honeywell International Inc. | 13566 |
2 |
| Caterpillar Motoren GmbH & Co. KG | 130 |
2 |
| DeltaHawk Engines, Inc. | 24 |
2 |
| E.P. Barrus Limited | 8 |
2 |
| GE Avio S.r.l. | 289 |
2 |
| Other owners | 78 |