- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 5/30 - Polarising elements
Patent holdings for IPC class G02B 5/30
Total number of patents in this class: 14893
10-year publication summary
|
1167
|
1211
|
1260
|
1253
|
1185
|
1050
|
858
|
743
|
689
|
473
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30808 |
1817 |
| Nitto Denko Corporation | 8640 |
1456 |
| Sumitomo Chemical Company, Limited | 8992 |
777 |
| 3m Innovative Properties Company | 17443 |
551 |
| LG Chem, Ltd. | 17986 |
511 |
| Zeon Corporation | 4183 |
421 |
| Konica Minolta, Inc. | 9201 |
319 |
| Samsung Display Co., Ltd. | 39229 |
287 |
| Dai Nippon Printing Co., Ltd. | 4276 |
282 |
| DONGWOO FINE-CHEM Co., Ltd. | 1455 |
236 |
| Samsung Electronics Co., Ltd. | 159473 |
226 |
| META Platforms Technologies, LLC | 6545 |
225 |
| Boe Technology Group Co., Ltd. | 44746 |
206 |
| Nippon Kayaku Kabushiki Kaisha | 1475 |
154 |
| Hoardsun Hengxin(wuxi) Materials Co., Ltd. | 211 |
154 |
| Samsung SDI Co., Ltd. | 10988 |
145 |
| Konica Minolta Opto, Inc. | 885 |
142 |
| Kuraray Co., Ltd. | 3621 |
142 |
| Dexerials Corporation | 2019 |
135 |
| Sharp Kabushiki Kaisha | 18480 |
123 |
| Other owners | 6584 |