- 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: 514
10-year publication summary
15
|
5
|
10
|
2
|
4
|
4
|
3
|
2
|
0
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Panasonic Corporation | 20786 |
168 |
LG Electronics Inc. | 69257 |
42 |
Matsushita Electric Industrial Co., Ltd. | 4724 |
32 |
Hitachi Plasma Display Limited | 93 |
32 |
Hitachi, Ltd. | 16452 |
30 |
Fujitsu Hitachi Plasma Display Limited | 59 |
27 |
Samsung Display Co., Ltd. | 30585 |
11 |
Orion PDP Co., Ltd. | 16 |
10 |
Sichuan COC Display Devices Co., Ltd. | 24 |
8 |
Shinoda Plasma Co., Ltd. | 25 |
7 |
HKC Corporation Limited | 2951 |
6 |
Chongqing HKC Optoelectronics Technology Co., ltd. | 1330 |
5 |
Sharp Corporation | 10015 |
4 |
Renesas Electronics Corporation | 6305 |
4 |
STMicroelectronics SA | 234 |
4 |
Hitachi Plasma Patent Licensing Co., Ltd. | 12 |
4 |
Nanjing Huaxian High Technology Co., Ltd. | 10 |
4 |
Samsung Electronics Co., Ltd. | 131630 |
3 |
NEC Corporation | 32703 |
3 |
Semiconductor Energy Laboratory Co., Ltd. | 10902 |
3 |
Other owners | 107 |