- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F21V - Functional features or details of lighting devices or systems thereof; structural combinations of lighting devices with other articles, not otherwise provided for
- F21V 1/20 - Covers for frames; Frameless shades characterised by the material the material being glass
Patent holdings for IPC class F21V 1/20
Total number of patents in this class: 26
10-year publication summary
|
2
|
4
|
6
|
2
|
2
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0
|
1
|
2
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0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Goodrich Lighting Systems GmbH | 127 |
4 |
| The Boeing Company | 19911 |
3 |
| Bombardier Inc. | 749 |
2 |
| Seoul Viosys Co., Ltd. | 1439 |
2 |
| Apple Inc. | 52750 |
1 |
| Airbus Operations GmbH | 3290 |
1 |
| Airbus Operations S.L. | 533 |
1 |
| Airbus UK Limited | 90 |
1 |
| Koninklijke Philips N.V. | 23999 |
1 |
| Acrilux, S.p.A. | 6 |
1 |
| Diehl Aerospace GmbH | 148 |
1 |
| Embraer S.A. | 390 |
1 |
| Goodrich Corporation | 2089 |
1 |
| Guangzhou Haoyang Electronic Co., Ltd. | 223 |
1 |
| Haworth GmbH | 26 |
1 |
| Eaton Intelligent Power Limited | 6300 |
1 |
| LF Illumination LLC | 1 |
1 |
| Link | 2 |
1 |
| Huizhou Ruoyuxuan Lighting Co., Ltd. | 1 |
1 |
| Other owners | 0 |