Patent holdings for IPC class B63B 9/00

Total number of patents in this class: 234

10-year publication summary

40
34
42
44
11
2
0
0
0
0
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Guangzhou Shipyard International Company Limited
186
23
Samsung Heavy Ind. Co., Ltd.
239
13
Korea Institute of Ocean Science & Technology
425
5
Mitsubishi Heavy Industries, Ltd.
8851
4
Raytheon Company
8399
4
Wartsila Finland Oy
735
4
Mitsui E&S Shipbuilding Co., Ltd.
43
4
The United States of America as represented by the Secretary of the Navy
2797
3
ABB Schweiz AG
7139
3
BAE SYSTEMS plc
2382
3
Cytroniq Co., Ltd.
10
3
Daewoo Shipbuilding & Marine Engineering Co., Ltd.
231
3
Dalian University of Technology
1538
3
Furuno Electric Co., Ltd.
964
3
Hyundai Heavy Industries Co., Ltd.
276
3
IHI Marine United Inc.
13
3
Mitsui Engineering & Shipbuilding Co., Ltd.
318
3
Nippon Yusen Kabushiki Kaisha
166
3
SOFEC, Inc.
97
3
Gatorfur, LLC
43
3
Other owners 138