- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 5/28 - Interference filters
Patent holdings for IPC class G02B 5/28
Total number of patents in this class: 3080
10-year publication summary
|
246
|
273
|
329
|
266
|
266
|
225
|
233
|
194
|
178
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 17604 |
192 |
| Viavi Solutions Inc. | 1484 |
147 |
| Agc, Inc. | 5065 |
114 |
| Konica Minolta, Inc. | 8931 |
113 |
| FUJIFILM Corporation | 29911 |
74 |
| Seiko Epson Corporation | 19734 |
63 |
| Essilor International (compagnie Generale D'optique) | 2974 |
60 |
| Hamamatsu Photonics K.K. | 4531 |
57 |
| Apple Inc. | 56633 |
55 |
| Samsung Electronics Co., Ltd. | 149838 |
48 |
| Nike, Inc. | 14409 |
42 |
| Panasonic Intellectual Property Management Co., Ltd. | 32675 |
38 |
| Nippon Electric Glass Co., Ltd. | 2489 |
35 |
| Sony Semiconductor Solutions Corporation | 10923 |
33 |
| Boe Technology Group Co., Ltd. | 42050 |
32 |
| Corning Incorporated | 10370 |
31 |
| Asahi Glass Company, Limited | 2722 |
31 |
| JSR Corporation | 2549 |
30 |
| Hoya Lens Thailand Ltd. | 587 |
27 |
| Saint-Gobain Glass France | 3229 |
26 |
| Other owners | 1832 |