- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 15/10 - Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by adding a part, e.g. close-up attachment
Patent holdings for IPC class G02B 15/10
Total number of patents in this class: 144
10-year publication summary
|
23
|
21
|
8
|
11
|
15
|
6
|
13
|
10
|
5
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seurat Technologies, Inc. | 177 |
34 |
| Canon Inc. | 44490 |
19 |
| FUJIFILM Corporation | 30808 |
9 |
| Huawei Technologies Co., Ltd. | 125335 |
8 |
| Panasonic Corporation | 18616 |
5 |
| Sony Corporation | 29887 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3662 |
4 |
| Panavision International, L.P. | 197 |
4 |
| Nikon Corporation | 7226 |
3 |
| Raytheon Company | 8454 |
2 |
| Konica Minolta, Inc. | 9201 |
2 |
| Nokia Technologies Oy | 21978 |
2 |
| Garmin International, Inc. | 275 |
2 |
| Sony Interactive Entertainment Inc. | 6538 |
2 |
| SZ DJI Technology Co., Ltd | 6947 |
2 |
| Portero Holdings, LLC | 38 |
2 |
| AQUA SYSTEM Co., Ltd. | 2 |
2 |
| Virtual Video Reality by Ritchey, Limited Liability Corporation | 5 |
2 |
| Johnson & Johnson Vision Care, Inc. | 1154 |
1 |
| Robert Bosch GmbH | 44398 |
1 |
| Other owners | 34 |