- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 11/12 - AC-PDPs with at least one main electrode being out of contact with the plasma with main electrodes provided on both sides of the discharge space
Patent holdings for IPC class H01J 11/12
Total number of patents in this class: 157
10-year publication summary
|
1
|
2
|
2
|
3
|
1
|
1
|
2
|
2
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Corporation | 19924 |
49 |
| LG Electronics Inc. | 73967 |
34 |
| Hitachi, Ltd. | 15745 |
20 |
| Hitachi Plasma Display Limited | 91 |
15 |
| Magnolia White Corporation | 5484 |
6 |
| Sichuan COC Display Devices Co., Ltd. | 24 |
5 |
| Matsushita Electric Industrial Co., Ltd. | 605 |
4 |
| Nanjing Huaxian High Technology Co., Ltd. | 10 |
4 |
| Eden Park Illumination | 3 |
3 |
| Nippon Electric Glass Co., Ltd. | 2489 |
3 |
| Bourns, Inc. | 179 |
2 |
| Fixed Phage Limited | 22 |
2 |
| Hitachi Chemical Company, Ltd. | 2311 |
1 |
| Korea Advanced Institute of Science and Technology | 4481 |
1 |
| Fujitsu Hitachi Plasma Display Limited | 10 |
1 |
| Nihon Yamamura Glass Co., Ltd. | 130 |
1 |
| Snu R&db Foundation | 581 |
1 |
| Analog Devices International Unlimited Company | 1986 |
1 |
| Lumipia Co., Ltd. | 1 |
1 |
| WildSpark Technologies, LLC | 2 |
1 |
| Other owners | 2 |