- All sections
- G - Physics
- G09F - Displaying; advertising; signs; labels or name-plates; seals
- G09F 13/04 - Signs, boards, or panels, illuminated from behind the insignia
Patent holdings for IPC class G09F 13/04
Total number of patents in this class: 1514
10-year publication summary
148
|
125
|
111
|
165
|
135
|
133
|
94
|
90
|
77
|
29
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Samsung Display Co., Ltd. | 30585 |
64 |
LG Display Co., Ltd. | 11907 |
44 |
Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8635 |
44 |
Au Optronics Corporation | 3880 |
34 |
Samsung Electronics Co., Ltd. | 131630 |
31 |
LG Electronics Inc. | 69257 |
30 |
Sharp Corporation | 10015 |
24 |
Suzhou Lekin Semiconductor Co., Ltd. | 1710 |
24 |
Boe Technology Group Co., Ltd. | 35384 |
21 |
Apple Inc. | 50209 |
19 |
The Sloan Company, Inc. | 56 |
19 |
Manufacturing Resources International, Inc. | 441 |
18 |
Kabushiki Kaisha Tokai Rika Denki Seisakusho | 1712 |
17 |
Signify Holding B.V. | 6837 |
17 |
3m Innovative Properties Company | 18406 |
16 |
Innolux Corporation | 3151 |
14 |
Ford Global Technologies, LLC | 19702 |
13 |
Japan Display Inc. | 6202 |
12 |
Nanolumens Acquisition, Inc. | 112 |
12 |
Funai Electric Co., Ltd. | 882 |
11 |
Other owners | 1030 |