- 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: 818
10-year publication summary
|
52
|
94
|
120
|
72
|
83
|
68
|
66
|
56
|
70
|
37
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corephotonics Ltd. | 463 |
100 |
| Canon Inc. | 43768 |
94 |
| Largan Precision Co., Ltd. | 1631 |
74 |
| Nikon Corporation | 7235 |
72 |
| Samsung Electro-mechanics Co., Ltd. | 6073 |
71 |
| FUJIFILM Corporation | 30512 |
51 |
| Samsung Electronics Co., Ltd. | 157557 |
37 |
| Zhejiang Sunny Optics Co., Ltd. | 391 |
23 |
| OM Digital Solutions Corp. | 588 |
18 |
| Apple Inc. | 58705 |
16 |
| Zhejiang Sunny Optical Co., Ltd | 301 |
12 |
| Genius Electronic Optical (Xiamen) Co., Ltd. | 381 |
11 |
| Nittoh Inc. | 96 |
11 |
| Nikon Vision Co., Ltd. | 121 |
9 |
| Huawei Technologies Co., Ltd. | 123282 |
8 |
| Denso Corporation | 25513 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
7 |
| Navitar, Inc. | 75 |
7 |
| Tamron Co., Ltd. | 228 |
6 |
| Actutek Corporation | 851 |
6 |
| Other owners | 178 |