- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 5/22 - Absorbing filters
Patent holdings for IPC class G02B 5/22
Total number of patents in this class: 3590
10-year publication summary
|
306
|
330
|
361
|
277
|
253
|
266
|
208
|
177
|
182
|
68
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30340 |
585 |
| Agc, Inc. | 5396 |
155 |
| 3m Innovative Properties Company | 17491 |
75 |
| Konica Minolta, Inc. | 9065 |
73 |
| JSR Corporation | 2528 |
68 |
| Samsung Display Co., Ltd. | 38150 |
55 |
| Nippon Sheet Glass Company, Limited | 960 |
54 |
| LG Chem, Ltd. | 17903 |
52 |
| Dai Nippon Printing Co., Ltd. | 4221 |
52 |
| Asahi Glass Company, Limited | 2649 |
52 |
| Nitto Denko Corporation | 8483 |
51 |
| Samsung SDI Co., Ltd. | 10288 |
49 |
| Samsung Electronics Co., Ltd. | 155524 |
47 |
| Sumitomo Chemical Company, Limited | 9014 |
47 |
| Boe Technology Group Co., Ltd. | 43428 |
42 |
| Essilor International (compagnie Generale D'optique) | 2967 |
39 |
| Sumitomo Metal Mining Co., Ltd. | 1951 |
34 |
| Sony Semiconductor Solutions Corporation | 11373 |
31 |
| Toppan Inc. | 766 |
30 |
| Mitsui Chemicals, Inc. | 3229 |
29 |
| Other owners | 1970 |