- 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: 720
10-year publication summary
|
34
|
54
|
59
|
61
|
30
|
50
|
38
|
30
|
36
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10102 |
112 |
| Safran Nacelles | 798 |
70 |
| Safran Aircraft Engines | 6694 |
60 |
| Rohr, Inc. | 772 |
56 |
| The Boeing Company | 20160 |
48 |
| General Electric Company | 13899 |
44 |
| Pratt & Whitney Canada Corp. | 5479 |
28 |
| Safran Ceramics | 446 |
25 |
| Airbus Operations S.A.S. | 2556 |
18 |
| Aircelle | 464 |
17 |
| United Technologies Corporation | 2220 |
12 |
| Rolls-Royce PLC | 3221 |
12 |
| Rolls-Royce North American Technologies, Inc. | 1129 |
12 |
| Rolls-Royce Deutschland Ltd & Co KG | 858 |
10 |
| Turbomeca | 199 |
9 |
| Snecma | 1058 |
8 |
| Hexcel Corporation | 298 |
7 |
| Siemens AG | 24029 |
6 |
| SNECMA S.A. | 1146 |
6 |
| Centre National de La Recherche Scientifique | 11023 |
6 |
| Other owners | 154 |