- All sections
- B - Performing operations; transporting
- B63H - Marine propulsion or steering
- B63H 20/28 - Cooling-water intakes
Patent holdings for IPC class B63H 20/28
Total number of patents in this class: 166
10-year publication summary
|
13
|
21
|
18
|
15
|
10
|
17
|
18
|
25
|
21
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Brunswick Corporation | 1271 |
39 |
| Yamaha Motor Co., Ltd. | 2740 |
36 |
| Suzuki Motor Corporation | 1266 |
22 |
| AB Volvo Penta | 95 |
20 |
| Honda Motor Co., Ltd. | 24537 |
10 |
| Cox Powertrain Ltd | 54 |
5 |
| Freedom Outboard, LLC | 4 |
3 |
| Forza X1, Inc., FORMERLY Twin Vee PowerCats Co. | 7 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
| Changzhou Golden Motor Technology Co., Ltd. | 8 |
2 |
| Evoa, LLC | 11 |
2 |
| Flux Marine Ltd. | 10 |
2 |
| Toyota Motor Corporation | 28582 |
1 |
| Toyota Industries Corporation | 1010 |
1 |
| BRP US Inc. | 287 |
1 |
| Provost, Brian | 5 |
1 |
| Torqeedo GmbH | 70 |
1 |
| Wartsila Finland Oy | 740 |
1 |
| Yamaha Marine Kabushiki Kaisha | 74 |
1 |
| Christopher Joseph Law | 1 |
1 |
| Other owners | 12 |