- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 19/12 - HatchesHatchways
Patent holdings for IPC class B63B 19/12
Total number of patents in this class: 18
10-year publication summary
|
0
|
4
|
1
|
1
|
2
|
1
|
1
|
0
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Macgregor Finland Oy | 16 |
2 |
| Aker Arctic Technology Oy | 21 |
1 |
| Almex PE Inc. | 16 |
1 |
| Azimut-benetti S.p.A. | 57 |
1 |
| Beacon Finland Ltd Oy | 6 |
1 |
| Ferretti S.p.A. | 121 |
1 |
| Mitsui Engineering & Shipbuilding Co., Ltd. | 316 |
1 |
| Mitsui O.S.K. Lines, Ltd. | 51 |
1 |
| Transocean Sedco Forex Ventures Limited | 64 |
1 |
| Teknikum Oy | 25 |
1 |
| Bsi. A/S | 4 |
1 |
| Mitsui E&S Shipbuilding Co., Ltd. | 44 |
1 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3109 |
1 |
| Anytec Boats AB | 1 |
1 |
| W.n. SMIT Groep B.V. | 1 |
1 |
| Beckett Rankine Ltd | 1 |
1 |
| Deep R&D Ltd | 37 |
1 |
| Other owners | 0 |