- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 1/02 - Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor
Patent holdings for IPC class F01D 1/02
Total number of patents in this class: 293
10-year publication summary
|
44
|
20
|
14
|
26
|
17
|
14
|
13
|
14
|
6
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 8674 |
39 |
| Safran Aircraft Engines | 5739 |
12 |
| GE Infrastructure Technology, LLC | 5873 |
12 |
| Pratt & Whitney Canada Corp. | 4215 |
11 |
| Mitsubishi Power, Ltd. | 1680 |
11 |
| General Electric Company | 18133 |
10 |
| Nuovo Pignone Tecnologie S.r.l. | 789 |
8 |
| Siemens AG | 24990 |
7 |
| MTU Aero Engines AG | 622 |
7 |
| United Technologies Corporation | 2328 |
5 |
| Hamilton Sundstrand Corporation | 4525 |
5 |
| Malta Inc. | 107 |
5 |
| Delta Electronics, Inc. | 2401 |
4 |
| Associacao Paranaense de Cultura - APC | 21 |
4 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
4 |
| Rolls-Royce PLC | 2944 |
3 |
| Air Power Technologies Group Limited | 3 |
3 |
| General Electric Technology GmbH | 1657 |
3 |
| Intex Holdings Pty Ltd | 29 |
3 |
| Mitsubishi Heavy Industries Compressor Corporation | 613 |
3 |
| Other owners | 134 |