- 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: 14725
10-year publication summary
|
1159
|
1203
|
1251
|
1248
|
1182
|
1045
|
849
|
736
|
680
|
67
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30010 |
1764 |
| Nitto Denko Corporation | 8399 |
1441 |
| Sumitomo Chemical Company, Limited | 9039 |
791 |
| 3m Innovative Properties Company | 17614 |
540 |
| LG Chem, Ltd. | 17741 |
516 |
| Zeon Corporation | 4123 |
424 |
| Konica Minolta, Inc. | 8960 |
319 |
| Dai Nippon Printing Co., Ltd. | 4169 |
280 |
| Samsung Display Co., Ltd. | 37127 |
279 |
| DONGWOO FINE-CHEM Co., Ltd. | 1399 |
234 |
| Samsung Electronics Co., Ltd. | 151017 |
222 |
| META Platforms Technologies, LLC | 6149 |
221 |
| Boe Technology Group Co., Ltd. | 42421 |
204 |
| Konica Minolta Opto, Inc. | 1013 |
178 |
| Nippon Kayaku Kabushiki Kaisha | 1458 |
150 |
| Wuxi Hengxin Optoelectronic Materials Co., Ltd. | 206 |
148 |
| Samsung SDI Co., Ltd. | 9181 |
145 |
| Kuraray Co., Ltd. | 3563 |
138 |
| Dexerials Corporation | 1970 |
132 |
| Sharp Kabushiki Kaisha | 18616 |
129 |
| Other owners | 6470 |