- 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: 3632
10-year publication summary
|
306
|
330
|
361
|
278
|
254
|
266
|
211
|
178
|
182
|
100
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30516 |
593 |
| Agc, Inc. | 5537 |
162 |
| 3m Innovative Properties Company | 17481 |
76 |
| Konica Minolta, Inc. | 9125 |
73 |
| JSR Corporation | 2558 |
68 |
| Samsung Display Co., Ltd. | 38676 |
55 |
| Nippon Sheet Glass Company, Limited | 955 |
54 |
| LG Chem, Ltd. | 17929 |
52 |
| Nitto Denko Corporation | 8540 |
52 |
| Asahi Glass Company, Limited | 2619 |
52 |
| Dai Nippon Printing Co., Ltd. | 4245 |
51 |
| Samsung SDI Co., Ltd. | 10624 |
49 |
| Samsung Electronics Co., Ltd. | 157946 |
47 |
| Sumitomo Chemical Company, Limited | 8968 |
47 |
| Boe Technology Group Co., Ltd. | 44074 |
42 |
| Essilor International (compagnie Generale D'optique) | 2995 |
40 |
| Sumitomo Metal Mining Co., Ltd. | 1978 |
34 |
| Sony Semiconductor Solutions Corporation | 11613 |
33 |
| Toppan Inc. | 762 |
30 |
| Mitsui Chemicals, Inc. | 3242 |
29 |
| Other owners | 1993 |