- All sections
- G - Physics
- G09G - Arrangements or circuits for control of indicating devices using static means to present variable information
- G09G 3/28 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using luminous gas-discharge panels, e.g. plasma panels
Patent holdings for IPC class G09G 3/28
Total number of patents in this class: 389
10-year publication summary
|
10
|
2
|
4
|
4
|
3
|
2
|
0
|
2
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Corporation | 18809 |
160 |
| LG Electronics Inc. | 75910 |
37 |
| Hitachi, Ltd. | 16183 |
28 |
| Hitachi Plasma Display Limited | 55 |
22 |
| Samsung Display Co., Ltd. | 38914 |
10 |
| Orion PDP Co., Ltd. | 15 |
10 |
| Sichuan COC Display Devices Co., Ltd. | 24 |
8 |
| HKC Corporation Limited | 3493 |
6 |
| Chongqing HKC Optoelectronics Technology Co., ltd. | 1337 |
5 |
| Samsung Electronics Co., Ltd. | 158605 |
4 |
| Renesas Electronics Corporation | 5863 |
4 |
| Nanjing Huaxian High Technology Co., Ltd. | 10 |
4 |
| NEC Corporation | 37227 |
3 |
| Sharp Corporation | 10847 |
3 |
| Semiconductor Energy Laboratory Co., Ltd. | 11873 |
3 |
| Magnolia White Corporation | 5591 |
3 |
| LG Display Co., Ltd. | 15018 |
2 |
| Amazon Technologies, Inc. | 28216 |
2 |
| Casio Computer Co., Ltd. | 3491 |
2 |
| Microsoft Technology Licensing, LLC | 54524 |
2 |
| Other owners | 71 |