- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 43/20 - Feelers
Patent holdings for IPC class B63B 43/20
Total number of patents in this class: 35
10-year publication summary
|
2
|
1
|
3
|
3
|
3
|
7
|
1
|
5
|
3
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Avikus Co., Ltd. | 54 |
14 |
| Furuno Electric Co., Ltd. | 976 |
10 |
| Korea Institute of Ocean Science & Technology | 433 |
2 |
| Seadronix Corp. | 25 |
2 |
| KJ Engineering Co., Ltd. | 2 |
2 |
| Yamaha Hatsudoki Kabushiki Kaisha | 2212 |
1 |
| Mapsea Corp. | 4 |
1 |
| HD Hyundai Heavy Industries Co., Ltd. | 76 |
1 |
| HD Korea Shipbuilding ＆ Offshore Engineering Co., Ltd. | 77 |
1 |
| Eight Knot, Inc. | 3 |
1 |
| Other owners | 0 |