- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 1/18 - Non-positive-displacement machines or engines, e.g. steam turbines without working-fluid guiding means
Patent holdings for IPC class F01D 1/18
Total number of patents in this class: 15
10-year publication summary
|
11
|
2
|
2
|
3
|
0
|
0
|
1
|
0
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 8674 |
3 |
| The Boeing Company | 19843 |
1 |
| Air Turbine Technology, Inc. | 24 |
1 |
| Danfoss (Tianjin) Ltd. | 83 |
1 |
| Dial Discoveries, Inc. | 2 |
1 |
| England, Jimmette L | 1 |
1 |
| Fanuc Ltd | 256 |
1 |
| General Electric Technology GmbH | 1657 |
1 |
| GHD Pty Ltd | 14 |
1 |
| Mitsubishi Heavy Industries Compressor Corporation | 613 |
1 |
| Safran Aircraft Engines | 5739 |
1 |
| Amnext Technology, Inc. | 4 |
1 |
| GE Infrastructure Technology, LLC | 5873 |
1 |
| Other owners | 0 |