- 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: 14815
10-year publication summary
|
1167
|
1211
|
1260
|
1253
|
1185
|
1049
|
856
|
743
|
689
|
327
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30479 |
1797 |
| Nitto Denko Corporation | 8517 |
1440 |
| Sumitomo Chemical Company, Limited | 9018 |
780 |
| 3m Innovative Properties Company | 17497 |
546 |
| LG Chem, Ltd. | 17926 |
513 |
| Zeon Corporation | 4139 |
421 |
| Konica Minolta, Inc. | 9110 |
318 |
| Dai Nippon Printing Co., Ltd. | 4234 |
284 |
| Samsung Display Co., Ltd. | 38544 |
283 |
| DONGWOO FINE-CHEM Co., Ltd. | 1426 |
236 |
| Samsung Electronics Co., Ltd. | 157300 |
225 |
| META Platforms Technologies, LLC | 6444 |
224 |
| Boe Technology Group Co., Ltd. | 43910 |
204 |
| Konica Minolta Opto, Inc. | 915 |
154 |
| Nippon Kayaku Kabushiki Kaisha | 1454 |
150 |
| Hoardsun Hengxin(wuxi) Materials Co., Ltd. | 206 |
150 |
| Samsung SDI Co., Ltd. | 10524 |
149 |
| Kuraray Co., Ltd. | 3587 |
138 |
| Dexerials Corporation | 2002 |
135 |
| Sharp Kabushiki Kaisha | 18540 |
126 |
| Other owners | 6542 |