- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02K - Jet-propulsion plants
- F02K 1/80 - Couplings or connections
Patent holdings for IPC class F02K 1/80
Total number of patents in this class: 308
10-year publication summary
|
30
|
20
|
19
|
17
|
23
|
24
|
22
|
15
|
10
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9429 |
65 |
| Rohr, Inc. | 752 |
33 |
| Safran Nacelles | 717 |
32 |
| Aircelle | 478 |
18 |
| Safran Aircraft Engines | 6303 |
17 |
| General Electric Company | 13827 |
16 |
| Rolls-Royce North American Technologies, Inc. | 1169 |
15 |
| The Boeing Company | 20098 |
14 |
| Safran Ceramics | 410 |
10 |
| Pratt & Whitney Canada Corp. | 4817 |
8 |
| Airbus Operations S.A.S. | 2487 |
5 |
| SNECMA Propulsion Solide | 46 |
4 |
| Honeywell International Inc. | 13554 |
4 |
| United Technologies Corporation | 2242 |
4 |
| Rolls-Royce Deutschland Ltd & Co KG | 818 |
4 |
| Snecma | 1064 |
4 |
| SNECMA S.A. | 1148 |
3 |
| Rolls-Royce PLC | 3127 |
3 |
| Siemens Energy, Inc. | 1707 |
3 |
| Mitsubishi Heavy Industries Aero Engines, Ltd. | 134 |
3 |
| Other owners | 43 |