- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02B - Internal-combustion piston engines; combustion engines in general
- F02B 61/04 - Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving propellers
Patent holdings for IPC class F02B 61/04
Total number of patents in this class: 339
10-year publication summary
|
15
|
48
|
34
|
51
|
33
|
43
|
22
|
27
|
27
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yamaha Motor Co., Ltd. | 2740 |
67 |
| Brunswick Corporation | 1271 |
61 |
| Suzuki Motor Corporation | 1266 |
30 |
| Honda Motor Co., Ltd. | 24537 |
21 |
| AB Volvo Penta | 95 |
18 |
| Cox Powertrain Ltd | 54 |
18 |
| Pratt & Whitney Canada Corp. | 4215 |
10 |
| BRP US Inc. | 287 |
6 |
| Neander Motors AG | 30 |
5 |
| Wartsila Finland Oy | 740 |
5 |
| Ford Global Technologies, LLC | 19702 |
4 |
| Yanmar Power Technology Co., Ltd. | 599 |
4 |
| GM Global Technology Operations LLC | 13620 |
3 |
| Northwest Uld, Inc. | 9 |
3 |
| Kawasaki Motors, Ltd. | 1040 |
3 |
| Honeywell International Inc. | 13799 |
2 |
| Caterpillar Motoren GmbH & Co. KG | 127 |
2 |
| DeltaHawk Engines, Inc. | 15 |
2 |
| E.P. Barrus Limited | 8 |
2 |
| GE Avio S.r.l. | 223 |
2 |
| Other owners | 71 |