- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 35/66 - Tugs
Patent holdings for IPC class B63B 35/66
Total number of patents in this class: 52
10-year publication summary
|
8
|
7
|
10
|
7
|
5
|
2
|
1
|
3
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Damen 40 B.V. | 43 |
4 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3144 |
4 |
| Kongsberg Maritime AS | 125 |
3 |
| Rolls-Royce Marine AS | 68 |
3 |
| Schottel GmbH | 51 |
3 |
| Sealver | 7 |
3 |
| Crowley Maritime Corporation | 45 |
2 |
| A.P. Møller - Mærsk A/S | 150 |
2 |
| Svitzer A/S | 46 |
2 |
| GE Global Sourcing LLC | 881 |
2 |
| Sealoading Holding AS | 3 |
2 |
| General Electric Company | 13773 |
1 |
| Yamaha Motor Co., Ltd. | 2820 |
1 |
| Korea Advanced Institute of Science and Technology | 4513 |
1 |
| Aeplog, Inc. | 15 |
1 |
| Metal Industries Research & Development Centre | 222 |
1 |
| Rotortug Holding B.V. | 4 |
1 |
| Samsung Heavy Ind. Co., Ltd. | 241 |
1 |
| Voith Patent GmbH | 2764 |
1 |
| Wartsila Finland Oy | 746 |
1 |
| Other owners | 13 |