- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 21/58 - Adaptations of hooks for towingTowing-hook mountings
Patent holdings for IPC class B63B 21/58
Total number of patents in this class: 40
10-year publication summary
|
4
|
6
|
3
|
9
|
4
|
3
|
3
|
1
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ECA Robotics | 20 |
4 |
| Damen 40 B.V. | 42 |
3 |
| IMC Corporate Licensing B.V. | 5 |
3 |
| Sealartec Ltd. | 3 |
3 |
| Nova Patent B.V. | 4 |
2 |
| Alaska Maritime Prevention and Response Network | 6 |
2 |
| Nvs Maritime Consultancy Sdn Bhd | 2 |
2 |
| Bifrost Tug AS | 6 |
2 |
| PXGEO UK Limited | 78 |
2 |
| Lockheed Martin Corporation | 3278 |
1 |
| Blue Leaf I.P., Inc. | 2822 |
1 |
| ExxonMobil Upstream Research Company | 2411 |
1 |
| Han, FEI | 17 |
1 |
| Kellogg Brown & Root LLC | 518 |
1 |
| Powervision Tech Inc. | 47 |
1 |
| Seabed GeoSolutions B.V. | 30 |
1 |
| Taisei Engineering Consultants, Inc. | 2 |
1 |
| Vestdavit Gruppen AS | 9 |
1 |
| Dinghy Rings Sweden AB | 2 |
1 |
| Kongsberg Maritime Finland Oy | 11 |
1 |
| Other owners | 6 |