- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 13/00 - Conduits for emptying or ballastingSelf-bailing equipmentScuppers
Patent holdings for IPC class B63B 13/00
Total number of patents in this class: 434
10-year publication summary
|
36
|
47
|
25
|
24
|
37
|
31
|
23
|
23
|
24
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| PanAsia Co., Ltd. | 119 |
19 |
| Sumitomo Electric Industries, Ltd. | 15978 |
18 |
| Mitsui Engineering & Shipbuilding Co., Ltd. | 311 |
14 |
| Miura Co., Ltd. | 292 |
12 |
| Kurita Water Industries Ltd. | 1246 |
10 |
| JFE Engineering Corporation | 104 |
9 |
| Kuraray Co., Ltd. | 3559 |
9 |
| Lifetime Products, Inc. | 397 |
9 |
| Techcross Co., Ltd. | 37 |
9 |
| Mitsubishi Heavy Industries, Ltd. | 8964 |
8 |
| GVA Consultants AB | 40 |
8 |
| Malibu Boats, LLC | 71 |
8 |
| Guangzhou Shipyard International Company Limited | 187 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 33033 |
5 |
| Daewoo Shipbuilding & Marine Engineering Co., Ltd. | 231 |
5 |
| Korea Institute of Ocean Science & Technology | 432 |
5 |
| NK Co., Ltd. | 25 |
5 |
| Yuasa Membrane Systems Co., Ltd. | 6 |
5 |
| Hyundai Heavy Industries Co., Ltd. | 274 |
4 |
| Skier's Choice, Inc. | 44 |
4 |
| Other owners | 262 |