- All sections
- G - Physics
- G09F - Displayingadvertisingsignslabels or name-platesseals
- G09F 9/33 - Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
Patent holdings for IPC class G09F 9/33
Total number of patents in this class: 3594
10-year publication summary
|
180
|
172
|
272
|
378
|
444
|
430
|
400
|
287
|
259
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Boe Technology Group Co., Ltd. | 42179 |
366 |
| Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 5388 |
163 |
| Chengdu BOE Optoelectronics Technology Co., Ltd. | 7019 |
98 |
| Unilumin Group Co., Ltd. | 256 |
96 |
| LG Electronics Inc. | 74090 |
95 |
| Samsung Electronics Co., Ltd. | 150361 |
83 |
| Japan Display Inc. | 2808 |
78 |
| Samsung Display Co., Ltd. | 36881 |
69 |
| TCL China Star Optoelectronics Technology Co., Ltd. | 2705 |
59 |
| Semiconductor Energy Laboratory Co., Ltd. | 11574 |
45 |
| Mitsubishi Electric Corporation | 47219 |
45 |
| Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 3744 |
45 |
| Wuhan China Star Optoelectronics Technology Co., Ltd. | 4239 |
44 |
| Sony Group Corporation | 14755 |
44 |
| Sony Semiconductor Solutions Corporation | 10957 |
41 |
| BOE Mled Technology Co., Ltd. | 300 |
40 |
| Kyocera Corporation | 14118 |
38 |
| Nichia Corporation | 3785 |
37 |
| Shenzhen Aoto Electronics Co., Ltd | 87 |
34 |
| Sony Corporation | 30699 |
31 |
| Other owners | 2043 |