- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 9/50 - Repairing or regenerating used or defective discharge tubes, lamps or their salvageable components
Patent holdings for IPC class H01J 9/50
Total number of patents in this class: 59
10-year publication summary
|
0
|
2
|
2
|
1
|
2
|
1
|
1
|
1
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Corporation | 19060 |
7 |
| Samsung Display Co., Ltd. | 38570 |
6 |
| eMagin Corporation | 82 |
3 |
| MKS Instruments, Inc. | 551 |
3 |
| Sage Electrochromics, Inc. | 258 |
3 |
| Sharp Kabushiki Kaisha | 18530 |
3 |
| Elekta Limited | 233 |
2 |
| Veolia Proprete | 36 |
2 |
| Magnolia Blue Corporation | 1154 |
2 |
| Applied Materials, Inc. | 20363 |
1 |
| Nikon Corporation | 7235 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 6083 |
1 |
| Au Optronics Corporation | 3214 |
1 |
| OSRAM GmbH | 2216 |
1 |
| 38th Research Institute, China Electronics Technology Group Corporation | 55 |
1 |
| ALR Innovations Limited | 2 |
1 |
| ECS Refining, LLC | 1 |
1 |
| Excillum AB | 76 |
1 |
| Kyonggi University Industry & Academia Cooperation Foundation | 80 |
1 |
| Kyoritsu Chemical & Co., Ltd. | 66 |
1 |
| Other owners | 17 |