- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 3/62 - Double bottomsTank tops
Patent holdings for IPC class B63B 3/62
Total number of patents in this class: 14
10-year publication summary
|
1
|
2
|
4
|
1
|
0
|
1
|
1
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hyundai Heavy Industries Co., Ltd. | 274 |
2 |
| Guangzhou Shipyard International Company Limited | 187 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8964 |
1 |
| Nippon Yusen Kabushiki Kaisha | 166 |
1 |
| Oy Langh Ship Ab | 15 |
1 |
| LNT Marine Pte., Ltd. | 5 |
1 |
| Keppel Offshore & Marine Technology Centre Pte Ltd | 59 |
1 |
| Oshima Shipbuilding Co., Ltd. | 20 |
1 |
| Arcosa Marine Products, Inc. | 13 |
1 |
| Morrelli & Melvin Design & Engineering, Inc. | 1 |
1 |
| ALBUTT, Anthony | 4 |
1 |
| Fi̇xdefence Savunma Sanayi̇ ve Ti̇caret Anoni̇m Şi̇rketi̇ | 2 |
1 |
| Other owners | 0 |