- All sections
- B - Performing operations; transporting
- B63H - Marine propulsion or steering
- B63H 21/21 - Control means for engine or transmission, specially adapted for use on marine vessels
Patent holdings for IPC class B63H 21/21
Total number of patents in this class: 874
10-year publication summary
|
65
|
59
|
68
|
90
|
76
|
77
|
80
|
109
|
118
|
38
|
| 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 |
137 |
| Brunswick Corporation | 1271 |
107 |
| Honda Motor Co., Ltd. | 24537 |
35 |
| NHK Spring Co., Ltd. | 1657 |
21 |
| Caterpillar Inc. | 8877 |
20 |
| Suzuki Motor Corporation | 1266 |
20 |
| Yanmar Power Technology Co., Ltd. | 599 |
19 |
| Kai Concepts, LLC | 32 |
16 |
| Volvo Penta Corporation | 91 |
16 |
| CPAC Systems AB | 49 |
15 |
| Marine Canada Acquisition Inc. | 117 |
15 |
| Navico, Inc. | 326 |
15 |
| Yanmar Co., Ltd. | 1479 |
14 |
| Garmin Switzerland GmbH | 586 |
12 |
| MasterCraft Boat Company, LLC | 177 |
10 |
| Enovation Controls, LLC | 57 |
9 |
| Mitsui Engineering & Shipbuilding Co., Ltd. | 331 |
9 |
| Taïga Motors Inc. | 126 |
9 |
| ZF Friedrichshafen AG | 6820 |
8 |
| Torqeedo GmbH | 70 |
8 |
| Other owners | 359 |