- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02K - Jet-propulsion plants
- F02K 1/82 - Jet pipe walls, e.g. liners
Patent holdings for IPC class F02K 1/82
Total number of patents in this class: 723
10-year publication summary
|
34
|
54
|
59
|
61
|
30
|
50
|
38
|
31
|
36
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10199 |
114 |
| Safran Nacelles | 813 |
71 |
| Safran Aircraft Engines | 6777 |
60 |
| Rohr, Inc. | 778 |
56 |
| The Boeing Company | 20212 |
48 |
| General Electric Company | 13999 |
45 |
| Pratt & Whitney Canada Corp. | 5584 |
28 |
| Safran Ceramics | 450 |
25 |
| Airbus Operations S.A.S. | 2581 |
18 |
| Aircelle | 463 |
17 |
| United Technologies Corporation | 2214 |
12 |
| Rolls-Royce PLC | 3229 |
12 |
| Rolls-Royce North American Technologies, Inc. | 1132 |
12 |
| Rolls-Royce Deutschland Ltd & Co KG | 868 |
10 |
| Turbomeca | 199 |
9 |
| Snecma | 1057 |
8 |
| Hexcel Corporation | 296 |
7 |
| Siemens AG | 23913 |
6 |
| SNECMA S.A. | 1145 |
6 |
| Centre National de La Recherche Scientifique | 11122 |
6 |
| Other owners | 153 |