- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 9/64 - Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or – having more than six components
Patent holdings for IPC class G02B 9/64
Total number of patents in this class: 2054
10-year publication summary
|
84
|
119
|
148
|
296
|
240
|
331
|
360
|
208
|
170
|
38
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Largan Precision Co., Ltd. | 1496 |
235 |
| Samsung Electro-mechanics Co., Ltd. | 5281 |
223 |
| Tokyo Visionary Optics Co., Ltd. | 425 |
155 |
| AAC Optics Solutions Pte. Ltd. | 646 |
153 |
| Zhejiang Sunny Optics Co., Ltd. | 355 |
149 |
| Genius Electronic Optical (Xiamen) Co., Ltd. | 347 |
139 |
| Ability Opto-Electronics Technology Co., Ltd. | 363 |
84 |
| LG Innotek Co., Ltd. | 7314 |
69 |
| FUJIFILM Corporation | 28908 |
68 |
| Canon Inc. | 38613 |
50 |
| AAC Optics (Changzhou) Co., Ltd. | 551 |
50 |
| Zhejiang Sunny Optical Co., Ltd | 301 |
41 |
| Changzhou Raytech Optronics Co., Ltd. | 95 |
36 |
| Samsung Electronics Co., Ltd. | 140622 |
31 |
| AAC Optics (Suzhou) Co., Ltd. | 93 |
31 |
| Raytech Optical (Changzhou) Co., Ltd. | 48 |
29 |
| Asia Optical Co., Inc. | 199 |
27 |
| Sintai Optical (Shenzhen) Co., Ltd. | 223 |
26 |
| Young Optics Inc. | 256 |
23 |
| Jiangxi Jingchao Optical Co., Ltd. | 123 |
20 |
| Other owners | 415 |