- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 25/36 - Turning or inching gear using electric motors
Patent holdings for IPC class F01D 25/36
Total number of patents in this class: 99
10-year publication summary
7
|
9
|
14
|
20
|
8
|
11
|
6
|
6
|
3
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rtx Corporation | 8674 |
15 |
Hamilton Sundstrand Corporation | 4525 |
8 |
Safran Aircraft Engines | 5739 |
8 |
Pratt & Whitney Canada Corp. | 4215 |
7 |
Mitsubishi Heavy Industries Compressor Corporation | 613 |
7 |
General Electric Company | 18133 |
6 |
Siemens AG | 24990 |
5 |
Rolls-Royce PLC | 2944 |
4 |
Turbomeca | 232 |
4 |
The Boeing Company | 19843 |
3 |
GE Avio S.r.l. | 223 |
3 |
Nuovo Pignone Tecnologie S.r.l. | 789 |
3 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
BorgWarner Inc. | 2604 |
2 |
General Electric Technology GmbH | 1657 |
2 |
Lufthansa Technik AG | 468 |
2 |
Safran Helicopter Engines | 676 |
2 |
United Technologies Corporation | 2328 |
1 |
Robert Bosch GmbH | 40953 |
1 |
Alstom Technology Ltd | 1196 |
1 |
Other owners | 13 |