- All sections
- B - Performing operationstransporting
- B63H - Marine propulsion or steering
- B63H 11/16 - Marine propulsion by water jets the propulsive medium being steam or other gas the gas being produced by other chemical processes
Patent holdings for IPC class B63H 11/16
Total number of patents in this class: 63
10-year publication summary
|
1
|
0
|
0
|
0
|
0
|
0
|
12
|
15
|
13
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rondo Energy, Inc. | 74 |
55 |
| Schlumberger Canada Limited | 7383 |
1 |
| Schlumberger Technology B.v. | 5191 |
1 |
| Schlumberger Holdings Limited | 2800 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8823 |
1 |
| BHI Global LLC | 1 |
1 |
| Go Science Limited | 6 |
1 |
| Prad Research and Development Limited | 2690 |
1 |
| Services Petroliers Schlumberger | 5838 |
1 |
| Other owners | 0 |