- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 61/48 - Separate coatings of different luminous materials
Patent holdings for IPC class H01J 61/48
Total number of patents in this class: 23
10-year publication summary
|
1
|
1
|
0
|
0
|
0
|
2
|
0
|
4
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OSRAM GmbH | 2442 |
5 |
| Koninklijke Philips Electronics N.V. | 13133 |
4 |
| General Electric Company | 18133 |
3 |
| Signify Holding B.V. | 6837 |
3 |
| Xylem Europe GmbH | 204 |
2 |
| Honeywell International Inc. | 13799 |
1 |
| Koninklijke Philips N.V. | 22975 |
1 |
| Philips Lighting Holding B.V. | 1437 |
1 |
| Saint-Gobain Glass France | 3641 |
1 |
| Savant Technologies, LLC | 343 |
1 |
| Fachhochschule Münster | 22 |
1 |
| Other owners | 0 |