- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 1/00 - Non-positive-displacement machines or engines, e.g. steam turbines
Patent holdings for IPC class F01D 1/00
Total number of patents in this class: 122
10-year publication summary
|
10
|
12
|
7
|
10
|
2
|
6
|
9
|
3
|
4
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 8674 |
14 |
| General Electric Company | 18133 |
5 |
| Toshiba Corporation | 12017 |
4 |
| Safran Aircraft Engines | 5739 |
4 |
| GE Infrastructure Technology, LLC | 5873 |
4 |
| Associacao Paranaense de Cultura - APC | 21 |
4 |
| Siemens AG | 24990 |
3 |
| Pratt & Whitney Canada Corp. | 4215 |
3 |
| Siemens Energy, Inc. | 1770 |
3 |
| Arkansas Power Electronics International, Inc. | 13 |
3 |
| Hewlett-Packard Development Company, L.P. | 28538 |
2 |
| General Electric Technology GmbH | 1657 |
2 |
| Rohr, Inc. | 653 |
2 |
| Milena-olga Joint Innovation Assets B.V. | 15 |
2 |
| Mitsubishi Power, Ltd. | 1680 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| United Technologies Corporation | 2328 |
1 |
| Amazon Technologies, Inc. | 24422 |
1 |
| Alstom Technology Ltd | 1196 |
1 |
| Uop LLC | 4083 |
1 |
| Other owners | 60 |