- All sections
- B - Performing operationstransporting
- B63H - Marine propulsion or steering
- B63H 1/34 - Propulsive elements directly acting on water of non-rotary type of endless-track type
Patent holdings for IPC class B63H 1/34
Total number of patents in this class: 14
10-year publication summary
|
2
|
2
|
3
|
1
|
3
|
0
|
3
|
1
|
0
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aeplog, Inc. | 15 |
3 |
| EIK Engineering SDN. BHD. | 9 |
2 |
| A.P. Møller - Mærsk A/S | 150 |
2 |
| The United States of America as represented by the Secretary of the Navy | 2772 |
1 |
| BAE Systems Hägglunds Aktiebolag | 218 |
1 |
| Cosmomind AB | 3 |
1 |
| Teknologian Tutkimuskeskus VTT Oy | 536 |
1 |
| Hull Scientific Research LLC | 8 |
1 |
| Jetts, LLC | 3 |
1 |
| Guizhou Sidu Technology Co., Ltd | 1 |
1 |
| Other owners | 0 |