- 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 1/13363 - Birefringent elements, e.g. for optical compensation
Patent holdings for IPC class G02F 1/13363
Total number of patents in this class: 3352
10-year publication summary
|
294
|
247
|
253
|
261
|
291
|
244
|
261
|
191
|
173
|
31
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 27102 |
541 |
| Nitto Denko Corporation | 7879 |
282 |
| Boe Technology Group Co., Ltd. | 35384 |
145 |
| Sumitomo Chemical Company, Limited | 8808 |
138 |
| Zeon Corporation | 3854 |
127 |
| Sharp Kabushiki Kaisha | 18957 |
115 |
| LG Chem, Ltd. | 17205 |
97 |
| Konica Minolta, Inc. | 8349 |
90 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8635 |
75 |
| DIC Corporation | 3597 |
75 |
| Dai Nippon Printing Co., Ltd. | 3891 |
72 |
| Japan Display Inc. | 6202 |
60 |
| Sharp Corporation | 10015 |
56 |
| Samsung Display Co., Ltd. | 30585 |
55 |
| Konica Minolta Opto, Inc. | 1179 |
55 |
| RealD Spark, LLC | 234 |
46 |
| Samsung Electronics Co., Ltd. | 131630 |
41 |
| Samsung SDI Co., Ltd. | 6671 |
38 |
| Beijing BOE Display Technology Co., Ltd. | 2497 |
38 |
| Nissan Chemical Industries, Ltd. | 1822 |
37 |
| Other owners | 1169 |