- 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: 4957
10-year publication summary
|
330
|
355
|
424
|
407
|
554
|
430
|
206
|
220
|
181
|
114
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Largan Precision Co., Ltd. | 1633 |
505 |
| Nikon Corporation | 7228 |
323 |
| FUJIFILM Corporation | 30514 |
308 |
| AAC Optics (Changzhou) Co., Ltd. | 590 |
196 |
| Tokyo Visionary Optics Co., Ltd. | 426 |
163 |
| Samsung Electro-mechanics Co., Ltd. | 6083 |
153 |
| Zhejiang Sunny Optical Co., Ltd | 301 |
131 |
| Konica Minolta, Inc. | 9119 |
129 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
120 |
| LG Innotek Co., Ltd. | 8466 |
114 |
| Ability Opto-Electronics Technology Co., Ltd. | 365 |
112 |
| AAC Optics (Shenzhen) Co., Ltd. | 197 |
108 |
| Canon Inc. | 43817 |
99 |
| Olympus Corporation | 12939 |
99 |
| AAC Optics Solutions Pte. Ltd. | 652 |
97 |
| Sony Corporation | 30181 |
82 |
| Genius Electronic Optical (Xiamen) Co., Ltd. | 381 |
81 |
| Konica Minolta Opto, Inc. | 908 |
75 |
| Genius Electronic Optical Co., Ltd. | 179 |
74 |
| Samsung Electronics Co., Ltd. | 157719 |
71 |
| Other owners | 1917 |