- All sections
- G - Physics
- G09F - Displaying; advertising; signs; labels or name-plates; seals
- 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: 3098
10-year publication summary
|
116
|
132
|
192
|
183
|
278
|
380
|
447
|
424
|
390
|
106
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Boe Technology Group Co., Ltd. | 35384 |
276 |
| Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 4721 |
148 |
| Unilumin Group Co., Ltd. | 208 |
86 |
| LG Electronics Inc. | 69257 |
76 |
| Japan Display Inc. | 6202 |
74 |
| Chengdu BOE Optoelectronics Technology Co., Ltd. | 4805 |
71 |
| Samsung Electronics Co., Ltd. | 131630 |
64 |
| Samsung Display Co., Ltd. | 30585 |
61 |
| TCL China Star Optoelectronics Technology Co., Ltd. | 2368 |
54 |
| Mitsubishi Electric Corporation | 43934 |
45 |
| Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 3454 |
44 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
38 |
| Kyocera Corporation | 12735 |
36 |
| Wuhan China Star Optoelectronics Technology Co., Ltd. | 3894 |
34 |
| Nichia Corporation | 3394 |
33 |
| Sony Corporation | 32931 |
32 |
| Shenzhen Aoto Electronics Co., Ltd | 82 |
32 |
| Shenzhen Absen Optoelectronic Co., Ltd. | 81 |
30 |
| Sony Semiconductor Solutions Corporation | 8770 |
28 |
| Sharp Kabushiki Kaisha | 18957 |
28 |
| Other owners | 1808 |