- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 1/02 - Optical elements characterised by the material of which they are madeOptical coatings for optical elements made of crystals, e.g. rock-salt, semiconductors
Patent holdings for IPC class G02B 1/02
Total number of patents in this class: 649
10-year publication summary
|
48
|
46
|
42
|
28
|
44
|
66
|
56
|
41
|
37
|
32
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10504 |
18 |
| Raytheon Company | 8436 |
15 |
| Samsung Electronics Co., Ltd. | 158442 |
14 |
| Nikon Corporation | 7230 |
14 |
| Element Six Technologies Limited | 207 |
13 |
| Hoya Corporation | 2689 |
11 |
| LG Chem, Ltd. | 17950 |
10 |
| Viavi Solutions Inc. | 1529 |
10 |
| Shin-Etsu Chemical Co., Ltd. | 6120 |
9 |
| Nippon Electric Glass Co., Ltd. | 2558 |
9 |
| Sumitomo Electric Industries, Ltd. | 16448 |
8 |
| Applied Materials, Inc. | 20467 |
8 |
| Nippon Telegraph and Telephone Corporation | 15939 |
8 |
| Canon Kabushiki Kaisha | 7360 |
8 |
| FUJIFILM Corporation | 30594 |
7 |
| NGK Insulators, Ltd. | 5200 |
7 |
| Magic Leap, Inc. | 3406 |
7 |
| Murata Manufacturing Co., Ltd. | 25809 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 34265 |
6 |
| LG Innotek Co., Ltd. | 8517 |
6 |
| Other owners | 455 |