- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 9/06 - Fluid supply conduits to nozzles or the like
Patent holdings for IPC class F01D 9/06
Total number of patents in this class: 1176
10-year publication summary
109
|
169
|
143
|
174
|
137
|
98
|
84
|
62
|
76
|
14
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rtx Corporation | 8674 |
354 |
Safran Aircraft Engines | 5739 |
134 |
General Electric Company | 18133 |
111 |
GE Infrastructure Technology, LLC | 5873 |
82 |
Pratt & Whitney Canada Corp. | 4215 |
57 |
Siemens AG | 24990 |
45 |
Rolls-Royce PLC | 2944 |
41 |
Rolls-Royce Corporation | 1686 |
28 |
Siemens Energy Global GmbH & Co. KG | 2775 |
23 |
Rolls-Royce North American Technologies, Inc. | 1079 |
18 |
Siemens Energy, Inc. | 1770 |
17 |
MTU Aero Engines AG | 622 |
15 |
Mitsubishi Power, Ltd. | 1680 |
15 |
Honeywell International Inc. | 13799 |
14 |
Doosan Heavy Industries & Construction Co., Ltd. | 604 |
14 |
Rolls-Royce Deutschland Ltd & Co KG | 765 |
13 |
SNECMA S.A. | 1160 |
12 |
Safran Helicopter Engines | 676 |
11 |
Snecma | 1065 |
9 |
Solar Turbines Incorporated | 452 |
8 |
Other owners | 155 |