- All sections
- G - Physics
- G09B - Educational or demonstration appliancesappliances for teaching, or communicating with, the blind, deaf or mutemodelsplanetariaglobesmapsdiagrams
- G09B 9/18 - Condition of engine or fuel supply
Patent holdings for IPC class G09B 9/18
Total number of patents in this class: 8
10-year publication summary
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Airbus Helicopters | 951 |
2 |
| Safran Helicopter Engines | 842 |
2 |
| CAE Inc. | 258 |
1 |
| Sikorsky Aircraft Corporation | 1067 |
1 |
| Textron Innovations Inc. | 2444 |
1 |
| Joby Aero, Inc. | 372 |
1 |
| Other owners | 0 |