- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 13/20 - Soft-focus objectives
Patent holdings for IPC class G02B 13/20
Total number of patents in this class: 84
10-year publication summary
|
5
|
1
|
6
|
8
|
3
|
1
|
3
|
1
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dai Nippon Printing Co., Ltd. | 3891 |
7 |
| Canon Inc. | 36841 |
4 |
| Toppan Printing Co., Ltd. | 2212 |
4 |
| 3m Innovative Properties Company | 18406 |
3 |
| Industrial Technology Research Institute | 4898 |
3 |
| Carl Zeiss Microscopy GmbH | 1146 |
3 |
| Viavi Solutions Inc. | 1363 |
3 |
| Samsung Display Co., Ltd. | 30585 |
2 |
| LG Chem, Ltd. | 17205 |
2 |
| FUJIFILM Corporation | 27102 |
2 |
| Mitsubishi Electric Corporation | 43934 |
2 |
| Olympus Corporation | 13667 |
2 |
| Toray Advanced Materials Korea Inc. | 222 |
2 |
| Garmin International, Inc. | 217 |
2 |
| Ubright Optronics Corporation | 54 |
2 |
| Optronic Sciences LLC | 198 |
2 |
| Apple Inc. | 50209 |
1 |
| Panasonic Corporation | 20786 |
1 |
| Seiko Epson Corporation | 18724 |
1 |
| Hon Hai Precision Industry Co., Ltd. | 4157 |
1 |
| Other owners | 35 |