- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 9/08 - Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or – having two components only two + components arranged about a stop
Patent holdings for IPC class G02B 9/08
Total number of patents in this class: 132
10-year publication summary
|
11
|
9
|
12
|
8
|
4
|
8
|
9
|
2
|
4
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Largan Precision Co., Ltd. | 1537 |
15 |
| Canon Inc. | 39888 |
12 |
| FUJIFILM Corporation | 29367 |
12 |
| Tokyo Visionary Optics Co., Ltd. | 425 |
7 |
| Ricoh Company, Ltd. | 13247 |
6 |
| Samsung Electronics Co., Ltd. | 146092 |
4 |
| Newmax Technology Co., Ltd. | 107 |
4 |
| Panasonic Corporation | 20110 |
3 |
| Seiko Epson Corporation | 19352 |
3 |
| Nikon Corporation | 7163 |
3 |
| Genius Electronic Optical Co., Ltd. | 177 |
3 |
| Young Optics Inc. | 258 |
3 |
| Sony Corporation | 31052 |
2 |
| Olympus Corporation | 13182 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 31375 |
2 |
| AO Ether Corporation | 14 |
2 |
| Han's Laser Technology Co., Ltd. | 24 |
2 |
| Medit Corporation | 340 |
2 |
| Nidec Sankyo Corporation | 1081 |
2 |
| Tianjin Ofilm Opto Electronics Co., Ltd. | 101 |
2 |
| Other owners | 41 |