- All sections
- B - Performing operations; transporting
- B63G - Offensive or defensive arrangements on vessels; mine-laying; mine-sweeping; submarines; aircraft carriers
- B63G 8/08 - Propulsion
Patent holdings for IPC class B63G 8/08
Total number of patents in this class: 342
10-year publication summary
|
31
|
25
|
44
|
43
|
38
|
31
|
36
|
37
|
49
|
13
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24990 |
14 |
| The United States of America as represented by the Secretary of the Navy | 2734 |
14 |
| ThyssenKrupp AG | 3086 |
14 |
| ThyssenKrupp Marine Systems GmbH | 257 |
14 |
| Raytheon Company | 8535 |
9 |
| Hamilton Sundstrand Corporation | 4525 |
9 |
| Lockheed Martin Corporation | 3406 |
6 |
| DCNS | 97 |
6 |
| Juliet Marine Systems, Inc. | 14 |
6 |
| Naval Group | 197 |
6 |
| Lone Gull Holdings, Ltd. | 81 |
5 |
| Magseis FF LLC | 159 |
5 |
| Subseasail, Inc. | 10 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
4 |
| Hadal, Inc. | 66 |
4 |
| Korea Institute of Ocean Science & Technology | 353 |
4 |
| Ocean Aero, Inc. | 9 |
4 |
| Oceaneering International, Inc. | 413 |
4 |
| Massachusetts Institute of Technology | 9795 |
3 |
| Atlas Elektronik GmbH | 395 |
3 |
| Other owners | 203 |