- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 3/04 - Simple or compound lenses with non-spherical faces with continuous faces that are rotationally symmetrical but deviate from a true sphere
Patent holdings for IPC class G02B 3/04
Total number of patents in this class: 790
10-year publication summary
|
76
|
64
|
78
|
86
|
82
|
113
|
103
|
46
|
37
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Largan Precision Co., Ltd. | 1520 |
121 |
| Tokyo Visionary Optics Co., Ltd. | 425 |
37 |
| Samsung Electro-mechanics Co., Ltd. | 5485 |
36 |
| Genius Electronic Optical (Xiamen) Co., Ltd. | 355 |
30 |
| AAC Optics Solutions Pte. Ltd. | 650 |
26 |
| Ability Opto-Electronics Technology Co., Ltd. | 365 |
24 |
| Samsung Electronics Co., Ltd. | 143555 |
21 |
| Genius Electronic Optical Co., Ltd. | 177 |
21 |
| Essilor International (compagnie Generale D'optique) | 2971 |
18 |
| Canon Inc. | 39268 |
14 |
| FUJIFILM Corporation | 29188 |
14 |
| Zhejiang Sunny Optics Co., Ltd. | 357 |
13 |
| Ricoh Company, Ltd. | 13206 |
9 |
| Panasonic Intellectual Property Management Co., Ltd. | 30822 |
9 |
| Jiangxi Ofilm Optical Co., Ltd. | 91 |
9 |
| LG Innotek Co., Ltd. | 7498 |
8 |
| TDK Taiwan Corp. | 791 |
8 |
| Nikon Corporation | 7157 |
7 |
| Boe Technology Group Co., Ltd. | 40474 |
7 |
| Enplas Corporation | 888 |
7 |
| Other owners | 351 |