- All sections
- B - Performing operations; transporting
- B63B - Ships or other waterborne vessels; equipment 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: 468
10-year publication summary
|
38
|
73
|
60
|
50
|
31
|
44
|
37
|
23
|
21
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Thales SA | 2318 |
39 |
| PGS Geophysical AS | 547 |
29 |
| Thales | 1854 |
27 |
| The United States of America as represented by the Secretary of the Navy | 2734 |
15 |
| Atlas Elektronik GmbH | 395 |
15 |
| Digicourse, LLC | 52 |
15 |
| Geco Technology B.V. | 346 |
14 |
| Schlumberger Canada Limited | 6913 |
13 |
| Sercel | 204 |
10 |
| WesternGeco L.L.C. | 570 |
10 |
| Magseis FF LLC | 159 |
9 |
| ThyssenKrupp AG | 3086 |
8 |
| CGG Services SA | 386 |
7 |
| Liquid Robotics, Inc. | 53 |
7 |
| Ulmatec Baro AS | 9 |
7 |
| Polarcus DMCC | 19 |
7 |
| TGS-NOPEC Geophysical Company, DBA TGS Imaging | 55 |
7 |
| GX Technology Canada Ltd. | 7 |
6 |
| ION Geophysical Corporation | 124 |
6 |
| Thyboron Skibssmedie A/S | 14 |
6 |
| Other owners | 211 |