- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 21/26 - Anchors securing to bed
Patent holdings for IPC class B63B 21/26
Total number of patents in this class: 184
10-year publication summary
|
12
|
24
|
15
|
15
|
19
|
19
|
25
|
20
|
22
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dalian University of Technology | 1487 |
6 |
| Stevlos B.V. | 42 |
6 |
| Rhodan Marine Systems of Florida, LLC | 20 |
5 |
| Raptor Anchoring Limited | 5 |
5 |
| Johnson Outdoors Inc. | 210 |
4 |
| Chevron U.S.A. Inc. | 3902 |
4 |
| Other Lab, LLC | 72 |
4 |
| Zhejiang University | 3037 |
4 |
| Dr. Techn. Olav Olsen AS | 13 |
3 |
| InterMoor, Inc. | 23 |
3 |
| Petroleo Brasileiro S.A. - Petrobras | 802 |
3 |
| Reflex Marine Ltd. | 21 |
3 |
| Single Buoy Moorings Inc. | 319 |
3 |
| Sustainable Marine Energy Limited | 25 |
3 |
| Cashman Dredging and Marine Contracting, Co., LLC | 36 |
3 |
| Totalenergies Onetech | 1199 |
3 |
| Acergy France SAS | 126 |
2 |
| Hewitt Machine & Mfg., Inc. | 9 |
2 |
| Magic Leap, Inc. | 3184 |
2 |
| Mhwirth GmbH | 53 |
2 |
| Other owners | 114 |