- All sections
- B - Performing operationstransporting
- B63H - Marine propulsion or steering
- B63H 25/24 - Transmitting of movement of initiating means to steering engine by electrical means
Patent holdings for IPC class B63H 25/24
Total number of patents in this class: 71
10-year publication summary
|
2
|
9
|
4
|
7
|
12
|
5
|
6
|
4
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Marine Canada Acquisition Inc. | 113 |
14 |
| NHK Spring Co., Ltd. | 1879 |
7 |
| Yamaha Motor Co., Ltd. | 2826 |
6 |
| Brunswick Corporation | 1372 |
5 |
| Steering Solutions IP Holding Corporation | 929 |
4 |
| Suzuki Motor Corporation | 1316 |
4 |
| Yanmar Power Technology Co., Ltd. | 580 |
3 |
| ZF Friedrichshafen AG | 7176 |
2 |
| Sleipner Motor AS | 17 |
2 |
| Yanmar Co., Ltd. | 1394 |
2 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3050 |
2 |
| Hitachi Astemo, Ltd. | 6386 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8783 |
1 |
| Northrop Grumman Systems Corporation | 2937 |
1 |
| ABB Oy | 158 |
1 |
| AB Volvo Penta | 84 |
1 |
| Canada Metal (Pacific) Limited | 6 |
1 |
| CMC MARINE S.r.l. | 7 |
1 |
| CWF Hamilton & Co. Limited | 13 |
1 |
| Dalian Maritime University | 33 |
1 |
| Other owners | 10 |