- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 5/08 - Heating, heat-insulating, or cooling means
Patent holdings for IPC class F01D 5/08
Total number of patents in this class: 1106
10-year publication summary
|
131
|
101
|
74
|
58
|
58
|
32
|
37
|
32
|
24
|
34
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10264 |
236 |
| Safran Aircraft Engines | 6824 |
105 |
| GE Infrastructure Technology, LLC | 6146 |
84 |
| General Electric Company | 14036 |
81 |
| Siemens AG | 23948 |
54 |
| Siemens Energy Global GmbH & Co. KG | 3544 |
36 |
| Rolls-Royce PLC | 3238 |
34 |
| Pratt & Whitney Canada Corp. | 5638 |
32 |
| United Technologies Corporation | 2174 |
31 |
| Siemens Energy, Inc. | 1670 |
29 |
| Mitsubishi Power, Ltd. | 1841 |
29 |
| Doosan Heavy Industries & Construction Co., Ltd. | 580 |
28 |
| Mitsubishi Heavy Industries, Ltd. | 9279 |
19 |
| Rolls-Royce Deutschland Ltd & Co KG | 870 |
18 |
| Snecma | 1057 |
18 |
| SNECMA S.A. | 1145 |
16 |
| Honeywell International Inc. | 12729 |
15 |
| Rolls-Royce North American Technologies, Inc. | 1133 |
15 |
| Rolls-Royce Corporation | 1689 |
14 |
| Ansaldo Energia Switzerland AG | 270 |
13 |
| Other owners | 199 |