- All sections
- B - Performing operationstransporting
- B63H - Marine propulsion or steering
- B63H 9/04 - Marine propulsion provided directly by wind power using sails or like wind-catching surfaces
Patent holdings for IPC class B63H 9/04
Total number of patents in this class: 84
10-year publication summary
|
14
|
18
|
14
|
11
|
6
|
6
|
7
|
6
|
7
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Subseasail, Inc. | 14 |
5 |
| Harken, Inc. | 52 |
3 |
| Ocean Rodeo Sports Inc. | 33 |
3 |
| Skysails GmbH & Co. KG | 21 |
3 |
| Subseasail, LLC | 6 |
3 |
| Tsinghua University | 5818 |
2 |
| Challenge Sailcloth Inc. | 3 |
2 |
| Fondazione Cariplo | 22 |
2 |
| Ocean Aero, Inc. | 10 |
2 |
| Politecnico di Milano | 839 |
2 |
| Schaefer Marine, Inc. | 3 |
2 |
| Solar Sailor Pty Ltd | 24 |
2 |
| Wind + Wing Technologies, Inc. | 6 |
2 |
| Airbus Operations S.A.S. | 2460 |
1 |
| Cisco Technology, Inc. | 19591 |
1 |
| Massachusetts Institute of Technology | 9984 |
1 |
| Nippon Telegraph and Telephone Corporation | 17067 |
1 |
| Almos Technologies Pty. Ltd. | 8 |
1 |
| Autonomous Marine Systems, Inc | 4 |
1 |
| becker marine systems GmbH & Co. KG | 47 |
1 |
| Other owners | 44 |