- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 13/18 - Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
Patent holdings for IPC class G02B 13/18
Total number of patents in this class: 4935
10-year publication summary
|
330
|
355
|
424
|
407
|
554
|
430
|
208
|
221
|
180
|
71
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Largan Precision Co., Ltd. | 1613 |
506 |
| Nikon Corporation | 7298 |
326 |
| FUJIFILM Corporation | 30294 |
308 |
| AAC Optics (Changzhou) Co., Ltd. | 582 |
193 |
| Tokyo Visionary Optics Co., Ltd. | 426 |
163 |
| Samsung Electro-mechanics Co., Ltd. | 5886 |
153 |
| Zhejiang Sunny Optical Co., Ltd | 301 |
131 |
| Konica Minolta, Inc. | 9040 |
129 |
| Panasonic Intellectual Property Management Co., Ltd. | 33634 |
122 |
| Ability Opto-Electronics Technology Co., Ltd. | 365 |
112 |
| LG Innotek Co., Ltd. | 8219 |
110 |
| AAC Optics (Shenzhen) Co., Ltd. | 197 |
108 |
| Olympus Corporation | 13003 |
102 |
| Canon Inc. | 42406 |
99 |
| AAC Optics Solutions Pte. Ltd. | 652 |
97 |
| Sony Corporation | 30368 |
83 |
| Konica Minolta Opto, Inc. | 951 |
80 |
| Genius Electronic Optical (Xiamen) Co., Ltd. | 366 |
79 |
| Genius Electronic Optical Co., Ltd. | 178 |
74 |
| Samsung Electronics Co., Ltd. | 154406 |
70 |
| Other owners | 1890 |