- 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: 14563
10-year publication summary
|
1268
|
1167
|
1211
|
1257
|
1252
|
1184
|
1045
|
842
|
733
|
399
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29399 |
1764 |
| Nitto Denko Corporation | 8241 |
1434 |
| Sumitomo Chemical Company, Limited | 9047 |
789 |
| 3m Innovative Properties Company | 17819 |
541 |
| LG Chem, Ltd. | 17638 |
516 |
| Zeon Corporation | 4079 |
420 |
| Konica Minolta, Inc. | 8742 |
317 |
| Samsung SDI Co., Ltd. | 8330 |
281 |
| Dai Nippon Printing Co., Ltd. | 4085 |
276 |
| Samsung Display Co., Ltd. | 34798 |
268 |
| DONGWOO FINE-CHEM Co., Ltd. | 1334 |
230 |
| Samsung Electronics Co., Ltd. | 146346 |
218 |
| META Platforms Technologies, LLC | 5810 |
215 |
| Konica Minolta Opto, Inc. | 1078 |
210 |
| Boe Technology Group Co., Ltd. | 41217 |
202 |
| Nippon Kayaku Kabushiki Kaisha | 1434 |
147 |
| Kuraray Co., Ltd. | 3503 |
139 |
| Sharp Kabushiki Kaisha | 18738 |
131 |
| Dexerials Corporation | 1967 |
128 |
| Shanjin Optoelectronics (Suzhou) Co., Ltd. | 136 |
102 |
| Other owners | 6235 |