- All sections
- B - Performing operationstransporting
- B63H - Marine propulsion or steering
- B63H 5/08 - Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller
Patent holdings for IPC class B63H 5/08
Total number of patents in this class: 120
10-year publication summary
|
7
|
12
|
11
|
6
|
10
|
12
|
12
|
6
|
5
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 8976 |
10 |
| Yamaha Motor Co., Ltd. | 2820 |
6 |
| Yanmar Co., Ltd. | 1381 |
6 |
| Yanmar Power Technology Co., Ltd. | 581 |
4 |
| becker marine systems GmbH & Co. KG | 48 |
3 |
| Brunswick Corporation | 1433 |
3 |
| Juliet Marine Systems, Inc. | 14 |
3 |
| Korea Institute of Ocean Science & Technology | 433 |
3 |
| Schottel GmbH | 51 |
3 |
| Viking Life-Saving Equipment A/S | 60 |
3 |
| ABB Oy | 155 |
2 |
| Aker Arctic Technology Oy | 34 |
2 |
| Correct Craft IP Holdings, LLC | 46 |
2 |
| CPAC Systems AB | 53 |
2 |
| Damen 40 B.V. | 43 |
2 |
| National Maritime Research Institute | 15 |
2 |
| Kay Seven Co., Ltd. | 15 |
2 |
| A.P. Møller - Mærsk A/S | 150 |
2 |
| Mitsui E&S Shipbuilding Co., Ltd. | 44 |
2 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3155 |
2 |
| Other owners | 56 |