- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 9/22 - Applying luminescent coatings
Patent holdings for IPC class H01J 9/22
Total number of patents in this class: 31
10-year publication summary
|
4
|
2
|
2
|
2
|
1
|
2
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamamatsu Photonics K.K. | 4703 |
5 |
| General Electric Company | 13966 |
2 |
| Samsung Display Co., Ltd. | 39012 |
2 |
| Merck Patent GmbH | 5742 |
2 |
| FUJIFILM Corporation | 30653 |
2 |
| Savant Technologies, LLC | 388 |
2 |
| LG Display Co., Ltd. | 15038 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11128 |
1 |
| OSRAM GmbH | 2189 |
1 |
| The Board of Trustees of the University of Illinois | 2755 |
1 |
| Anhui Shilin Lighting Co.,Ltd. | 9 |
1 |
| Bridgelux, Inc. | 358 |
1 |
| Coretronic Corporation | 1375 |
1 |
| Goertek Inc. | 2839 |
1 |
| Guangdong Elx Lighting Technology Co., Ltd. | 3 |
1 |
| HannStar Display Corp. | 525 |
1 |
| "stc-mt" LLC | 3 |
1 |
| CENTROSOLAR GLAS GmbH & Co. KG | 2 |
1 |
| L-3 Communications Corporation-Insight Technology Division | 4 |
1 |
| 138 East LCD Advancements Limited | 289 |
1 |
| Other owners | 2 |