- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 1/18 - Coatings for keeping optical surfaces clean, e.g. hydrophobic or photo-catalytic films
Patent holdings for IPC class G02B 1/18
Total number of patents in this class: 1237
10-year publication summary
|
95
|
104
|
124
|
112
|
121
|
120
|
127
|
121
|
128
|
75
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Agc, Inc. | 5577 |
59 |
| Dexerials Corporation | 2001 |
54 |
| Daikin Industries, Ltd. | 10502 |
42 |
| Nitto Denko Corporation | 8558 |
37 |
| Hoya Lens Thailand Ltd. | 618 |
35 |
| Nikon-Essilor Co., Ltd. | 254 |
30 |
| Alcon, Inc. | 5895 |
29 |
| FUJIFILM Corporation | 30594 |
26 |
| Essilor International (compagnie Generale D'optique) | 2997 |
26 |
| Samsung Display Co., Ltd. | 38817 |
21 |
| Corning Incorporated | 10504 |
20 |
| Dai Nippon Printing Co., Ltd. | 4247 |
20 |
| Konica Minolta, Inc. | 9150 |
18 |
| Sharp Corporation | 10821 |
17 |
| Canon Inc. | 44051 |
16 |
| Sumitomo Chemical Company, Limited | 8968 |
16 |
| Nippon Electric Glass Co., Ltd. | 2558 |
14 |
| Sharp Kabushiki Kaisha | 18502 |
14 |
| OTI Lumionics Inc. | 173 |
13 |
| Samsung Electronics Co., Ltd. | 158442 |
11 |
| Other owners | 719 |