- 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: 930
10-year publication summary
|
65
|
102
|
95
|
104
|
124
|
111
|
116
|
114
|
118
|
29
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dexerials Corporation | 1826 |
40 |
| Nitto Denko Corporation | 7879 |
34 |
| Agc, Inc. | 4029 |
33 |
| Daikin Industries, Ltd. | 9495 |
29 |
| Essilor International (compagnie Generale D'optique) | 2918 |
24 |
| FUJIFILM Corporation | 27102 |
21 |
| Alcon, Inc. | 4899 |
21 |
| Sharp Corporation | 10015 |
17 |
| Corning Incorporated | 9932 |
17 |
| Hoya Lens Thailand Ltd. | 447 |
17 |
| Samsung Display Co., Ltd. | 30585 |
16 |
| Sumitomo Chemical Company, Limited | 8808 |
15 |
| Sharp Kabushiki Kaisha | 18957 |
14 |
| Konica Minolta, Inc. | 8349 |
13 |
| Dai Nippon Printing Co., Ltd. | 3891 |
13 |
| Nikon-Essilor Co., Ltd. | 189 |
13 |
| Nippon Electric Glass Co., Ltd. | 2299 |
11 |
| OTI Lumionics Inc. | 119 |
11 |
| Canon Inc. | 36841 |
10 |
| GM Global Technology Operations LLC | 13620 |
10 |
| Other owners | 551 |