- All sections
- B - Performing operationstransporting
- B64D - Equipment for fitting in or to aircraftflight suitsparachutesarrangement or mounting of power plants or propulsion transmissions in aircraft
- B64D 13/02 - Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space the air being pressurised
Patent holdings for IPC class B64D 13/02
Total number of patents in this class: 346
10-year publication summary
|
41
|
56
|
38
|
26
|
35
|
25
|
32
|
14
|
8
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamilton Sundstrand Corporation | 4823 |
109 |
| The Boeing Company | 19953 |
36 |
| Honeywell International Inc. | 13596 |
27 |
| Airbus Operations GmbH | 3316 |
24 |
| Rolls-Royce PLC | 3025 |
18 |
| Safran Aircraft Engines | 6200 |
9 |
| Pratt & Whitney Canada Corp. | 4496 |
7 |
| Airbus Operations S.L. | 526 |
6 |
| GE Aviation Systems LLC | 580 |
6 |
| Liebherr-Aerospace Toulouse SAS | 142 |
6 |
| Mitsubishi Aircraft Corporation | 138 |
6 |
| Safran Power Units | 122 |
6 |
| B/E Aerospace, Inc. | 1608 |
5 |
| Nord-Micro AG & Co. OHG | 7 |
4 |
| Nord-Micro GmbH & Co. OHG | 9 |
4 |
| SAFRAN S.A. | 593 |
3 |
| Airbus Operations S.A.S. | 2460 |
3 |
| Gulfstream Aerospace Corporation | 666 |
3 |
| Lufthansa Technik AG | 477 |
3 |
| Rolls-Royce Corporation | 1721 |
3 |
| Other owners | 58 |