- 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: 344
10-year publication summary
|
46
|
32
|
51
|
32
|
39
|
22
|
26
|
26
|
12
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yamaha Motor Co., Ltd. | 2818 |
67 |
| Brunswick Corporation | 1370 |
61 |
| Suzuki Motor Corporation | 1314 |
30 |
| Honda Motor Co., Ltd. | 25335 |
22 |
| AB Volvo Penta | 84 |
18 |
| Cox Powertrain Ltd | 44 |
14 |
| Pratt & Whitney Canada Corp. | 4796 |
11 |
| BRP US Inc. | 304 |
7 |
| Neander Motors AG | 20 |
5 |
| Wartsila Finland Oy | 741 |
5 |
| Ford Global Technologies, LLC | 20668 |
4 |
| Northwest Uld, Inc. | 11 |
4 |
| Yanmar Power Technology Co., Ltd. | 580 |
4 |
| GM Global Technology Operations LLC | 15106 |
3 |
| Kawasaki Motors, Ltd. | 1323 |
3 |
| Honeywell International Inc. | 13548 |
2 |
| Caterpillar Motoren GmbH & Co. KG | 130 |
2 |
| DeltaHawk Engines, Inc. | 23 |
2 |
| E.P. Barrus Limited | 8 |
2 |
| GE Avio S.r.l. | 278 |
2 |
| Other owners | 76 |