- All sections
- G - Physics
- G02F - Optical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein; non-linear optics; frequency-changing of light; optical logic elements; optical analogue/digital converters
- G02F 1/1339 - Gaskets; Spacers; Sealing of cells
Patent holdings for IPC class G02F 1/1339
Total number of patents in this class: 6035
10-year publication summary
|
358
|
458
|
646
|
646
|
612
|
610
|
577
|
513
|
307
|
251
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Boe Technology Group Co., Ltd. | 34400 |
698 |
| Japan Display Inc. | 5936 |
530 |
| Samsung Display Co., Ltd. | 29509 |
461 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8856 |
323 |
| Sharp Kabushiki Kaisha | 18912 |
243 |
| LG Display Co., Ltd. | 11783 |
239 |
| HKC Corporation Limited | 2793 |
191 |
| Sharp Corporation | 10455 |
170 |
| Wuhan China Star Optoelectronics Technology Co., Ltd. | 3730 |
163 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3805 |
161 |
| Panasonic Intellectual Property Corporation of America | 7031 |
160 |
| Sekisui Chemical Co., Ltd. | 3123 |
144 |
| TCL China Star Optoelectronics Technology Co., Ltd. | 2048 |
131 |
| Innolux Corporation | 3005 |
123 |
| Semiconductor Energy Laboratory Co., Ltd. | 10936 |
102 |
| Au Optronics Corporation | 3972 |
102 |
| Beijing BOE Display Technology Co., Ltd. | 2453 |
95 |
| Chongqing HKC Optoelectronics Technology Co., ltd. | 1335 |
86 |
| Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 3274 |
84 |
| Hefei BOE Optoelectronics Technology Co., Ltd. | 1366 |
80 |
| Other owners | 1749 |