- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 9/20 - Manufacture of screens on or from which an image or pattern is formed, picked-up, converted or storedApplying coatings to the vessel
Patent holdings for IPC class H01J 9/20
Total number of patents in this class: 72
10-year publication summary
|
4
|
0
|
4
|
3
|
2
|
0
|
1
|
1
|
4
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 39307 |
9 |
| Magnolia White Corporation | 5608 |
8 |
| Dexerials Corporation | 2019 |
5 |
| Savant Technologies, LLC | 396 |
3 |
| Cheil Industries Inc. | 804 |
2 |
| Au Optronics Corporation | 3134 |
2 |
| e Ink Holdings Inc. | 687 |
2 |
| HannStar Display Corp. | 518 |
2 |
| Iwasaki Electric Co., Ltd. | 157 |
2 |
| Excelitas Technologies Singapore Pte. Ltd. | 38 |
2 |
| Apple Inc. | 59479 |
1 |
| General Electric Company | 14021 |
1 |
| LG Display Co., Ltd. | 15116 |
1 |
| Sony Corporation | 29876 |
1 |
| Panasonic Corporation | 18572 |
1 |
| Micron Technology, Inc. | 27932 |
1 |
| Lam Research Corporation | 5735 |
1 |
| Microsoft Technology Licensing, LLC | 54706 |
1 |
| Asahi Glass Company, Limited | 2582 |
1 |
| OSRAM GmbH | 2179 |
1 |
| Other owners | 25 |