- All sections
- B - Performing operations; transporting
- B64D - Equipment for fitting in or to aircraft; flight suits; parachutes; arrangements or mounting of power plants or propulsion transmissions in aircraft
- B64D 15/12 - De-icing or preventing icing on exterior surfaces of aircraft by electric heating
Patent holdings for IPC class B64D 15/12
Total number of patents in this class: 655
10-year publication summary
|
25
|
38
|
52
|
69
|
70
|
63
|
61
|
37
|
44
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Goodrich Corporation | 2081 |
80 |
| The Boeing Company | 19843 |
59 |
| Rosemount Aerospace Inc. | 747 |
59 |
| GKN Aerospace Services Limited | 129 |
35 |
| Aircelle | 488 |
18 |
| Bell Helicopter Textron Inc. | 1122 |
15 |
| Hamilton Sundstrand Corporation | 4525 |
14 |
| Rohr, Inc. | 653 |
14 |
| Airbus Operations GmbH | 3188 |
13 |
| Airbus Operations S.A.S. | 2407 |
13 |
| PPG Industries Ohio, Inc. | 3430 |
12 |
| Textron Innovations Inc. | 2138 |
12 |
| Battelle Memorial Institute | 2356 |
10 |
| Sikorsky Aircraft Corporation | 1150 |
10 |
| Leonardo S.p.A. | 605 |
9 |
| Safran Electrical & Power | 507 |
9 |
| Airbus Operations Limited | 1157 |
8 |
| Saab AB | 814 |
8 |
| Sonaca S.A. | 53 |
8 |
| Ratier-figeac SAS | 173 |
7 |
| Other owners | 242 |