- 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: 14682
10-year publication summary
|
1264
|
1159
|
1203
|
1251
|
1248
|
1182
|
1045
|
847
|
734
|
652
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29839 |
1759 |
| Nitto Denko Corporation | 8358 |
1441 |
| Sumitomo Chemical Company, Limited | 9109 |
790 |
| 3m Innovative Properties Company | 17719 |
542 |
| LG Chem, Ltd. | 17706 |
516 |
| Zeon Corporation | 4116 |
422 |
| Konica Minolta, Inc. | 8910 |
319 |
| Dai Nippon Printing Co., Ltd. | 4145 |
280 |
| Samsung Display Co., Ltd. | 36317 |
274 |
| DONGWOO FINE-CHEM Co., Ltd. | 1385 |
233 |
| Samsung Electronics Co., Ltd. | 149198 |
222 |
| META Platforms Technologies, LLC | 6056 |
221 |
| Boe Technology Group Co., Ltd. | 41810 |
203 |
| Konica Minolta Opto, Inc. | 1032 |
189 |
| Nippon Kayaku Kabushiki Kaisha | 1451 |
148 |
| Wuxi Hengxin Optoelectronic Materials Co., Ltd. | 205 |
148 |
| Samsung SDI Co., Ltd. | 8901 |
144 |
| Kuraray Co., Ltd. | 3544 |
138 |
| Dexerials Corporation | 1960 |
131 |
| Sharp Kabushiki Kaisha | 18615 |
130 |
| Other owners | 6432 |