- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02K - Jet-propulsion plants
- F02K 1/46 - Nozzles having means for adding air to the jet or for augmenting the mixing region between the jet and the ambient air, e.g. for silencing
Patent holdings for IPC class F02K 1/46
Total number of patents in this class: 158
10-year publication summary
|
11
|
5
|
11
|
10
|
5
|
9
|
10
|
3
|
6
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 13822 |
14 |
| The Boeing Company | 20131 |
14 |
| Safran Aircraft Engines | 6576 |
14 |
| Pratt & Whitney Canada Corp. | 5356 |
13 |
| Rtx Corporation | 9946 |
10 |
| IHI Corporation | 3526 |
8 |
| Gulfstream Aerospace Corporation | 676 |
7 |
| Airbus Operations S.A.S. | 2529 |
5 |
| Universite de Poitiers | 192 |
5 |
| SNECMA S.A. | 1147 |
4 |
| Centre National de La Recherche Scientifique | 10914 |
3 |
| Lockheed Martin Corporation | 3272 |
3 |
| Rolls-Royce Deutschland Ltd & Co KG | 846 |
3 |
| Boom Technology, Inc. | 45 |
3 |
| United Technologies Corporation | 2220 |
2 |
| 1589549 Alberta Ltd. | 8 |
2 |
| Aircelle | 466 |
2 |
| Japan Aerospace Exploration Agency | 460 |
2 |
| Jetoptera, Inc. | 101 |
2 |
| Rolls-Royce Limited | 4 |
2 |
| Other owners | 40 |