- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 39/02 - Equipment to decrease pitch, roll, or like unwanted vessel movementsApparatus for indicating vessel attitude to decrease vessel movements by displacement of masses
Patent holdings for IPC class B63B 39/02
Total number of patents in this class: 115
10-year publication summary
|
2
|
5
|
16
|
10
|
9
|
9
|
13
|
15
|
19
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Jurong Shipyard Pte. Ltd. | 30 |
12 |
| Itrec B.V. | 503 |
8 |
| Subseasail, Inc. | 17 |
7 |
| Dacoma ApS | 5 |
4 |
| MacGregor Sweden AB | 16 |
3 |
| Norco Industries, Inc. | 86 |
3 |
| The United States of America as represented by the Secretary of the Navy | 2772 |
2 |
| Aeplog, Inc. | 15 |
2 |
| Ampelmann Holding B.V. | 23 |
2 |
| ELTA Systems Ltd. | 322 |
2 |
| Huaneng Clean Energy Research Institute | 450 |
2 |
| Principle Power, Inc. | 36 |
2 |
| University of Maine System Board of Trustees | 287 |
2 |
| Sarah-may Steenkamp | 2 |
2 |
| Deme Offshore BE NV | 45 |
2 |
| Seatrium (SG) Pte. Ltd. | 7 |
2 |
| Schlumberger Technology Corporation | 10848 |
1 |
| Eaton Corporation | 1815 |
1 |
| Kawasaki Heavy Industries, Limited | 1652 |
1 |
| ABB Schweiz AG | 7023 |
1 |
| Other owners | 54 |