- 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 thereinnon-linear opticsfrequency-changing of lightoptical logic elementsoptical analogue/digital converters
- G02F 1/1339 - GasketsSpacersSealing of cells
Patent holdings for IPC class G02F 1/1339
Total number of patents in this class: 6329
10-year publication summary
|
646
|
645
|
611
|
608
|
576
|
517
|
325
|
301
|
298
|
194
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Boe Technology Group Co., Ltd. | 41615 |
777 |
| Magnolia White Corporation | 5415 |
516 |
| Samsung Display Co., Ltd. | 36065 |
447 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8475 |
305 |
| Sharp Kabushiki Kaisha | 18646 |
228 |
| LG Display Co., Ltd. | 13857 |
201 |
| HKC Corporation Limited | 3321 |
200 |
| Wuhan China Star Optoelectronics Technology Co., Ltd. | 4230 |
171 |
| TCL China Star Optoelectronics Technology Co., Ltd. | 2697 |
165 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3891 |
163 |
| Sekisui Chemical Co., Ltd. | 3480 |
150 |
| Sharp Corporation | 10297 |
147 |
| Innolux Corporation | 3395 |
146 |
| Japan Display Inc. | 2773 |
120 |
| Magnolia Purple Corporation | 848 |
118 |
| Semiconductor Energy Laboratory Co., Ltd. | 11534 |
114 |
| Beijing BOE Display Technology Co., Ltd. | 2828 |
113 |
| Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 3735 |
88 |
| Chongqing HKC Optoelectronics Technology Co., ltd. | 1336 |
86 |
| Au Optronics Corporation | 3366 |
83 |
| Other owners | 1991 |