- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 13/02 - Telephoto objectives, i.e. systems of the type + – in which the distance from the front vertex to the image plane is less than the equivalent focal length
Patent holdings for IPC class G02B 13/02
Total number of patents in this class: 730
10-year publication summary
|
41
|
52
|
94
|
120
|
72
|
84
|
68
|
63
|
56
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 38930 |
84 |
| Corephotonics Ltd. | 381 |
79 |
| Nikon Corporation | 7138 |
68 |
| Largan Precision Co., Ltd. | 1507 |
67 |
| Samsung Electro-mechanics Co., Ltd. | 5327 |
56 |
| FUJIFILM Corporation | 29075 |
46 |
| Samsung Electronics Co., Ltd. | 141620 |
36 |
| Zhejiang Sunny Optics Co., Ltd. | 356 |
24 |
| OM Digital Solutions Corp. | 620 |
18 |
| Apple Inc. | 53901 |
15 |
| Zhejiang Sunny Optical Co., Ltd | 301 |
12 |
| Genius Electronic Optical (Xiamen) Co., Ltd. | 351 |
11 |
| Nittoh Inc. | 96 |
11 |
| Nikon Vision Co., Ltd. | 126 |
9 |
| Denso Corporation | 23985 |
7 |
| Huawei Technologies Co., Ltd. | 108912 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 30429 |
7 |
| Navitar, Inc. | 75 |
7 |
| Tamron Co., Ltd. | 208 |
6 |
| TDK Taiwan Corp. | 779 |
6 |
| Other owners | 154 |