- All sections
- B - Performing operationstransporting
- B63H - Marine propulsion or steering
- B63H 11/08 - Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type
Patent holdings for IPC class B63H 11/08
Total number of patents in this class: 190
10-year publication summary
|
15
|
17
|
20
|
23
|
18
|
29
|
24
|
28
|
25
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yamaha Motor Co., Ltd. | 2807 |
14 |
| Mitsubishi Heavy Industries, Ltd. | 8592 |
8 |
| Taïga Motors Inc. | 136 |
6 |
| The Penn State Research Foundation | 1471 |
5 |
| Pennestri Products, LLC | 5 |
5 |
| Kawasaki Motors, Ltd. | 1130 |
5 |
| Rosen 2 Holding AG | 44 |
5 |
| G.a.m. Manshanden Management B.V. | 4 |
4 |
| Rosen Swiss AG | 91 |
4 |
| Tc1 LLC | 613 |
4 |
| Cayago Tec GmbH | 13 |
4 |
| Alamarin-jet Oy | 5 |
3 |
| ZIPH20, A company organized under the laws of France | 8 |
3 |
| CAYAGO TEC GmbH | 24 |
3 |
| Birdon (UK) Limited | 5 |
2 |
| Gibbs Technologies Ltd | 100 |
2 |
| MasterCraft Boat Company, LLC | 190 |
2 |
| National University Corporation Tokyo University of Marine Science and Technology | 109 |
2 |
| Propeller Jet Limited | 3 |
2 |
| Suzuki Motor Corporation | 1294 |
2 |
| Other owners | 105 |