- 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
|
9
|
12
|
8
|
4
|
8
|
9
|
5
|
2
|
4
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Largan Precision Co., Ltd. | 1618 |
15 |
| FUJIFILM Corporation | 30340 |
13 |
| Canon Inc. | 42735 |
12 |
| Tokyo Visionary Optics Co., Ltd. | 426 |
7 |
| Ricoh Company, Ltd. | 13318 |
6 |
| Samsung Electronics Co., Ltd. | 155524 |
4 |
| Panasonic Corporation | 19340 |
3 |
| Seiko Epson Corporation | 20099 |
3 |
| Nikon Corporation | 7274 |
3 |
| Genius Electronic Optical Co., Ltd. | 179 |
3 |
| Young Optics Inc. | 256 |
3 |
| Sony Corporation | 30312 |
2 |
| Olympus Corporation | 12981 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 33839 |
2 |
| AO Ether Corporation | 14 |
2 |
| Han's Laser Technology Co., Ltd. | 24 |
2 |
| Medit Corporation | 362 |
2 |
| Newmax Technology Co., Ltd. | 120 |
2 |
| Nidec Sankyo Corporation | 1058 |
2 |
| Tianjin Ofilm Opto Electronics Co., Ltd. | 92 |
2 |
| Other owners | 42 |