- 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: 348
10-year publication summary
|
34
|
51
|
33
|
43
|
23
|
28
|
28
|
13
|
5
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yamaha Motor Co., Ltd. | 2844 |
68 |
| Brunswick Corporation | 1481 |
64 |
| Suzuki Motor Corporation | 1367 |
30 |
| Honda Motor Co., Ltd. | 26034 |
20 |
| AB Volvo Penta | 78 |
18 |
| Cox Powertrain Ltd | 40 |
13 |
| Pratt & Whitney Canada Corp. | 5506 |
12 |
| BRP US Inc. | 302 |
6 |
| Wartsila Finland Oy | 754 |
5 |
| Ford Global Technologies, LLC | 21524 |
4 |
| Northwest Uld, Inc. | 11 |
4 |
| Yanmar Power Technology Co., Ltd. | 580 |
4 |
| Kawasaki Motors, Ltd. | 1526 |
4 |
| Marina Bidco SE | 7 |
4 |
| GM Global Technology Operations LLC | 16155 |
3 |
| GE Avio S.r.l. | 335 |
3 |
| General Atomics Aeronautical Systems, Inc. | 209 |
3 |
| GE Aviation Czech s.r.o. | 15 |
3 |
| Honeywell International Inc. | 12772 |
2 |
| Caterpillar Motoren GmbH & Co. KG | 130 |
2 |
| Other owners | 76 |