- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 21/66 - Equipment specially adapted for towing underwater objects or vessels, e.g. fairings for tow-cables
Patent holdings for IPC class B63B 21/66
Total number of patents in this class: 488
10-year publication summary
|
60
|
50
|
31
|
44
|
37
|
23
|
23
|
9
|
16
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Thales SA | 2392 |
42 |
| PGS Geophysical AS | 525 |
29 |
| Thales | 1769 |
27 |
| The United States of America as represented by the Secretary of the Navy | 2861 |
17 |
| Atlas Elektronik GmbH | 384 |
15 |
| Digicourse, LLC | 61 |
15 |
| Geco Technology B.V. | 335 |
14 |
| Schlumberger Canada Limited | 7613 |
13 |
| WesternGeco L.L.C. | 546 |
10 |
| ThyssenKrupp AG | 3386 |
9 |
| Magseis FF LLC | 130 |
9 |
| Sercel | 200 |
8 |
| Thyboron Skibssmedie A/S | 18 |
8 |
| CGG Services SA | 433 |
7 |
| Liquid Robotics, Inc. | 46 |
7 |
| Ulmatec Baro AS | 9 |
7 |
| TGS-NOPEC Geophysical Company, DBA TGS Imaging | 61 |
7 |
| Shearwater Invest AS | 7 |
6 |
| Dalian University of Technology | 1598 |
5 |
| ION Geophysical Corporation | 111 |
5 |
| Other owners | 228 |