- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 3/34 - Frames of longitudinal typeBulkhead connections
Patent holdings for IPC class B63B 3/34
Total number of patents in this class: 20
10-year publication summary
|
1
|
2
|
0
|
3
|
3
|
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
|
|---|---|---|
| Anduril Industries Inc. | 211 |
3 |
| Dive Technologies Inc. | 2 |
2 |
| Alcoa Inc. | 254 |
1 |
| National Institute of Maritime, Port and Aviation Technology | 39 |
1 |
| NaviForm Consulting & Research Ltd | 7 |
1 |
| Nippon Steel & Sumitomo Metal Corporation | 1981 |
1 |
| PJ Whit Pty Ltd | 2 |
1 |
| CENTRO PER GLI STUDI DI TECNICA NAVALE - CETENA S.p.A. | 13 |
1 |
| Intermarine S.p.A. | 13 |
1 |
| Mitsubishi Shipbuilding Co., Ltd. | 188 |
1 |
| Centro per GLI Studi di Tecnica Navale—centena S.p.A. | 1 |
1 |
| IC Technology AS | 8 |
1 |
| Cotalis | 1 |
1 |
| Imabari Shipbuilding Co., Ltd. | 14 |
1 |
| L & G S.r.l. | 1 |
1 |
| Hanwha Ocean Co., Ltd. | 152 |
1 |
| Intermine—S.p.A. | 1 |
1 |
| Other owners | 0 |